ML22291A432
| ML22291A432 | |
| Person / Time | |
|---|---|
| Site: | Harris  |
| Issue date: | 10/18/2022 |
| From: | NRC/RGN-II |
| To: | Progress Energy Carolinas |
| References | |
| Download: ML22291A432 (82) | |
Text
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 1. Given the following plant conditions:
- The unit is operating at 100% power Subsequently at 0800:
- ALB-008-5-3, RCP-C Seal #1 Leakoff High Low Flow, alarms
- The crew enters AOP-018, Reactor Coolant Pump Abnormal Conditions
- RCP 'C' seal water inlet and radial bearing temperatures are STABLE
- 1 Seal Leakoff Flow for RCP 'C' is as follows:
Time
- 1 Seal Leakoff Flow (gpm) 0802 5.25 0804 6.68 0806 8.11 0808 9.52 Which ONE of the following identifies the EARLIEST time that the #1 Seal for RCP 'C' is considered to have FAILED in accordance with AOP-018?
0802 0804 0806 0808 A.
B.
C.
D.
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 2. Which ONE of the following completes the statements below regarding the manual transfer of controls to the 'C' CSIP?
The 'C' CSIP can be powered from either (1).
A (2) is a design feature that prevents two CSIPs from being aligned to the same power supply.
(1) 6.9 KV Emergency Bus 1A-SA or 6.9 KV Emergency Bus 1B-SB (2) kirk key operated interlock (1) 6.9 KV Emergency Bus 1A-SA or 6.9 KV Emergency Bus 1B-SB (2) manual transfer switch (1) 480V Emergency Bus 1A2-SA or 480V Emergency Bus 1B2-SB (2) kirk key operated interlock (1) 480V Emergency Bus 1A2-SA or 480V Emergency Bus 1B2-SB (2) manual transfer switch A.
B.
C.
D.
2
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 3. Given the following plant conditions:
- RHR 'A' train is in service for Shutdown Cooling
- 1RH-30, RHR Heat XCHG A Out Flow Control Valve, has a demand of 50%
Subsequently:
- The Instrument Air supply line to 1RH-30 becomes severed and completely detached Which ONE of the following describes the effect on the RHR system?
RHR Pump 'A' will operate at shutoff head RHR Pump 'A' will reach runout conditions RHR Heat Exchanger 'A' outlet temperature rises RHR Heat Exchanger 'A' outlet temperature lowers A.
B.
C.
D.
3
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 4. Given the following plant conditions:
- The unit is in Mode 3
- Outside air temperature is 28°F
- BAT temperature is 53°F
- RWST temperature is 48°F Which ONE of the following completes the statements below regarding operability of the BAT and RWST in accordance with Technical Specifications?
The BAT is (1).
The RWST is (2).
(1) operable (2) operable (1) operable (2) inoperable (1) inoperable (2) operable (1) inoperable (2) inoperable A.
B.
C.
D.
4
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 5. Given the following plant conditions:
- The unit is operating at 100% power
- ALB-007-4-3, VCT High-Low Level, is in alarm
- VCT level transmitter, LT-115, has failed HIGH
- VCT level transmitter, LT-112, reads 14% and lowering Which ONE of the following completes the statements below?
In accordance with AOP-003, Malfunction of Reactor Makeup Control, the FIRST VCT level below which gas binding of the running CSIP is a concern is (1) %.
CSIP suction (2) automatically realign to the RWST on VCT low-low level.
(Assume NO operator action)
(1) 5 (2) will (1) 5 (2) will NOT (1) 10 (2) will (1) 10 (2) will NOT A.
B.
C.
D.
5
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 6. Which ONE of the following completes the statement below regarding the design of the Pressurizer Relief Tank (PRT)?
The PRT rupture discs will release when PRT pressure FIRST reaches (1) psig to prevent the PRT from exceeding its design pressure.
Following their release, the Pressurizer PORV tailpipe temperature will (2).
(1) 100 (2) lower (1) 100 (2) remain the same (1) 150 (2) lower (1) 150 (2) remain the same A.
B.
C.
D.
6
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 7. Given the following plant conditions:
- The unit is operating at 100% power Subsequently:
- ALB-005-6-1, CCW Surge Tank High-Low Level, alarms
- CCW Surge Tank level is 39% and lowering Which ONE of the following completes the statements below regarding the low CCW Surge Tank level?
CCW flow to the (1) has automatically isolated.
In accordance with AOP-014, Loss of Component Cooling Water, the OATC will align MCB controls to supply makeup from (2) Water.
(1) RCDT Heat Exchanger (2) Demineralized (1) RCDT Heat Exchanger (2) Reactor Makeup (1) Primary Sample Panel (2) Demineralized (1) Primary Sample Panel (2) Reactor Makeup A.
B.
C.
D.
7
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 8. Given the following plant conditions:
- A Main Steam Line Break occurred inside Containment
- Containment pressure is 4 psig
- RCS pressure is 1800 psig
- The crew is determining if Safety Injection can be terminated Which ONE of the following RCS pressure indicators can be used per the EOP Users Guide to make this determination?
PI-445, PRZR Pressure Control PI-402, RVLIS Reactor Hot Leg PI-455, PRZR Pressure Channel I PI-440, RCS Wide Range Pressure Loop C A.
B.
C.
D.
8
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 9. Which ONE of the following identifies the auxiliary bus power supply for the Group A Pressurizer Backup Heaters?
1A1 1B1 1D1 1D2 A.
B.
C.
D.
9
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 10. Given the following plant conditions:
- GP-007, Normal Plant Cooldown Mode 3 to Mode 5, is in progress
- RCS pressure is 2050 psig Which ONE of the following completes the statements below regarding blocking Safety Injection signals during the cooldown?
Low Pressurizer Pressure and Low Steam Line Pressure Safety Injection can be blocked when RCS pressure FIRST lowers below (1) psig.
The operator will block these signals using switches located (2).
(1) 2000 (2) on the Main Control Board (1) 2000 (2) in the SSPS Logic Cabinets (2) 1950 (2) on the Main Control Board (2) 1950 (2) in the SSPS Logic Cabinets A.
B.
C.
D.
10
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 11. Given the following plant conditions:
- A Large Break LOCA occurred 2 hours2.314815e-5 days <br />5.555556e-4 hours <br />3.306878e-6 weeks <br />7.61e-7 months <br /> ago
- EOP-ES-1.3, Transfer to Cold Leg Recirculation, has been completed
- CSIP 'B' has just tripped Which ONE of the following completes the statement below regarding ECCS flows?
After CSIP 'B' trips, the flow rate through FI-943, Normal Header Flow, will (1) and flow through FI-940, Alternate Header Flow, will (2).
(1) remain constant (2) lower to zero flow (1) lower to zero flow (2) remain constant (1) remain at zero flow (2) lower to approximately half the previous value (1) lower to approximately half the previous value (2) remain at zero flow A.
B.
C.
D.
11
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 12. Which ONE of the following identifies the Main Feedwater Isolation components that will SHUT on a loss of Instrument Air?
- 3. Feedwater Bypass Control Valves (1FW-140, 1FW-256, 1FW-198) 1, 2, and 3 1 and 2 ONLY 1 and 3 ONLY 2 and 3 ONLY A.
B.
C.
D.
12
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 13. Which ONE of the following completes the statement below regarding the expected Containment Cooling lineup following actuation of Safety Injection?
(1) Containment Fan Cooler(s) per unit is(are) running in (2) speed.
(1) One (2) slow (1) One (2) fast (1) Two (2) slow (1) Two (2) fast A.
B.
C.
D.
13
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 14. Which ONE of the following identifies the power supply to the fan motors for Containment Fan Cooler AH-1?
Aux Bus 1D1 Aux Bus 1E1 MCC 1A34-SA MCC 1B22-SB A.
B.
C.
D.
14
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 15. Given the following plant conditions
- The unit was operating at 100% power when a large break LOCA occurred
- The 'A' Containment Spray Pump tripped on overcurrent
- RWST level is currently 50% and lowering Which ONE of the following completes the statement below regarding automatic alignment of the Containment Spray System?
(1) will automatically open when RWST level FIRST reaches (2) %.
VALVE NOMENCLATURE:
1CT-105, Containment Sump To CNMT Spray Pump A-SA 1CT-102, Containment Sump To CNMT Spray Pump B-SB (1) 1CT-102 ONLY (2) 23.4 (1) 1CT-102 ONLY (2) 10 (1) 1CT-102 AND 1CT-105 (2) 23.4 (1) 1CT-102 AND 1CT-105 (2) 10 A.
B.
C.
D.
15
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 16. Given the following plant conditions:
- A unit startup is in progress
- Reactor power is 8%
- Main Turbine roll is in progress Which ONE of the following completes the statements below?
SG pressures lowering to 600 psig (1) result in a Reactor trip.
The Main Turbine tripping (2) result in a Reactor trip.
(Consider each condition independently)
(1) will (2) will (1) will (2) will NOT (1) will NOT (2) will (1) will NOT (2) will NOT A.
B.
C.
D.
16
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 17. Given the following plant conditions:
- The unit is operating at 23% power
- FT-474, SG 'A' Steam Flow Channel III, is selected for control Subsequently:
- PT-475, SG 'A' Steam Pressure Channel III, fails HIGH Which ONE of the following completes the statement below regarding the automatic response of the Steam Generator Water Level Control System?
(1) will begin to (2).
(1) 1FW-140, MN FW A REG BYP FK-479.1 (2) open (1) 1FW-140, MN FW A REG BYP FK-479.1 (2) shut (1) 1FW-133, MAIN FW A REGULATOR FK-478 (2) open (1) 1FW-133, MAIN FW A REGULATOR FK-478 (2) shut A.
B.
C.
D.
17
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 18. Given the following plant conditions:
- A Reactor trip has occurred due to a loss of offsite power
- The crew is implementing EOP-ES-0.1, Reactor Trip Response
- Total AFW flow is 450 KPPH
- All SG NR levels are 18% NR and rising RCS temperature trends are as follows:
- Thot is 575°F and rising
- Tavg is 565°F and rising
- Tcold is 555°F and lowering Which ONE of the following describes the operator actions required in accordance with EOP-ES-0.1 regarding RCS temperature control?
Raise dumping steam and raise AFW flow until Thot is stabilized Raise dumping steam and raise AFW flow until Tavg is stable or trending to 557°F Stop dumping steam and reduce AFW flow to 50 KPPH per SG until Tcold is stabilized Stop dumping steam and reduce AFW flow to just above 200 KPPH until at least one SG is greater than the minimum required level A.
B.
C.
D.
18
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 19. Given the following plant conditions:
- The unit is operating at 25% power
- Emergency Diesel Generator (EDG) 1A-SA is loaded to 3800 KW while operating in parallel with the grid during the performance of OST-1013, 1A-SA Emergency Diesel Generator Operability Test Monthly Interval Modes 1-2-3-4-5-6 Subsequently:
- A loss of offsite power occurs Which ONE of the following completes the statement below regarding the EDG System response?
EDG 1A-SA output breaker will.
remain closed open and remain open until closed by the operator open then reclose; automatic load sequencing will occur open then reclose; loads must be manually restarted by the operator A.
B.
C.
D.
19
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 20. At time 0800, a Station Blackout occurred.
Which ONE of the following describes the status of ERFIS (UPP-2 & 2A) at time 0815?
(Assume NO operator action)
De-energized Energized from its battery Energized from MCC 1D14 Energized from MCC 1D23 A.
B.
C.
D.
20
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 21. Which ONE of the following completes the statement below regarding conserving the 250 VDC battery during a Station Blackout?
The DC emergency bearing oil pump should be stopped within a MAXIMUM time of (1) minutes following a loss of all AC power, but NOT before verifying the turbine shaft has come to a complete stop (2).
(1) 30 (2) locally (1) 30 (2) using the HSI Turbine Overview Screen (1) 60 (2) locally (1) 60 (2) using the HSI Turbine Overview Screen A.
B.
C.
D.
21
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 22. Given the following plant conditions:
- The 1A-SA EDG started automatically due to an undervoltage condition on 6.9-kV Bus 1A-SA Subsequently:
- 1A-SA Emergency Bus Differential and Low Lube Oil Pressure signals occur Based on the conditions above, which ONE of the following identifies the signal(s), if any, that would result in an automatic trip of the 1A-SA EDG?
Low Lube Oil Pressure ONLY Emergency Bus Differential ONLY BOTH Emergency Bus Differential AND Low Lube Oil Pressure NEITHER Emergency Bus Differential NOR Low Lube Oil Pressure A.
B.
C.
D.
22
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 23. Which ONE of the following responses will automatically occur, if any, when REM-01BD-3527, Steam Generator Blowdown monitor, goes into HIGH ALARM?
Flash Tank Level Control Valve (1BD-105) shuts No automatic action will occur; monitor provides indication only Blowdown Flow Control Valves (1BD-18, 1BD-37, & 1BD-56) shut Inside Containment Isolation Valves (1BD-1, 1BD-20, & 1BD-39) shut A.
B.
C.
D.
23
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 24. Given the following plant conditions:
- The unit is in Mode 4
- 'A' Train safety equipment is in service
- The 'B' NSW Pump is tagged out for maintenance Subsequently:
- A loss of offsite power occurs
- The 'A' EDG fails to start Which ONE of the following completes the statement below?
ESW is providing flow to (1) CCW Heat Exchanger(s) with ESW return header flow aligned to the (2).
(1) ONLY 'B' (2) Auxiliary Reservoir (1) ONLY 'B' (2) Cooling Tower Basin (1) 'A' AND 'B' (2) Auxiliary Reservoir (1) 'A' AND 'B' (2) Cooling Tower Basin A.
B.
C.
D.
24
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 25. Which ONE of the following completes the statements below regarding the start of the
'A' ESW Pump to supply the 'A' ESW header in accordance with OP-139, Service Water System?
With the 'A' ESW header depressurized, (1) Inlet and Outlet CIVs, are required to be SHUT prior to starting the 'A' ESW Pump.
Following the start of the 'A' ESW Pump, a MINIMUM flow of (2) GPM must be verified by the operator.
(1) 1SW-92 and 1SW-97, CNMT Fan Cooler AH-3 (2) 1400 (1) 1SW-92 and 1SW-97, CNMT Fan Cooler AH-3 (2) 7500 (1) 1SW-227 and 1SW-110, CNMT Fan Cooler AH-4 (2) 1400 (1) 1SW-227 and 1SW-110, CNMT Fan Cooler AH-4 (2) 7500 A.
B.
C.
D.
25
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 26. Given the following plant condition:
- A rupture in the Instrument Air system has occurred With Instrument Air header pressure at 80 psig, which ONE of the following completes the statements below?
1SA-506, Instrument Air from Service Air Isolation Valve, is (1).
ALB-002-8-1, Instrument Air Low Pressure Alarm, (2) lit.
(1) OPEN (2) is (1) OPEN (2) is NOT (1) SHUT (2) is (1) SHUT (2) is NOT A.
B.
C.
D.
26
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 27. Which ONE of the following is the 480 volt power supply for Air Compressor 1C?
Bus 1A1 Bus 1E3 MCC 1B24 MCC 1D23 A.
B.
C.
D.
27
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 28. Given the following plant conditions:
- The unit is operating at 100% power
- 'A' Train safety equipment is in service Subsequently:
- A Reactor trip occurs Current conditions are as follows:
CH I CH II CH III CH IV PRZ pressure 1865 psig 1845 psig 1865 psig N/A CNMT pressure 2.9 psig 2.9 psig 3.1 psig 3.1 psig Which ONE of the following describes the status of the Charging Safety Injection Pumps (CSIPs)?
BOTH CSIPs are running due to the SI signal on low PRZ pressure BOTH CSIPs are running due to the SI signal on high CNMT pressure ONLY 'A' CSIP is running, but 'B' CSIP will start automatically if the additional required PRZ pressure transmitter reaches its SI actuation setpoint ONLY 'A' CSIP is running, but 'B' CSIP will start automatically if the additional required CNMT pressure transmitter reaches its SI actuation setpoint A.
B.
C.
D.
28
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 29. Given the following plant conditions:
- The unit is operating at 50% power
- Rod Bank Selector Switch is in AUTO Subsequently:
- A plant transient occurs resulting in the indication provided on TI-408, TAVG TREF MISMATCH Which ONE of the following completes the statement below regarding control rod direction and speed?
Control Bank D rods will be stepping (1) at (2) steps per minute (spm).
(Assume turbine power = PR NIS power)
(Reference provided)
(1) IN (2) 40 (1) IN (2) 72 (1) OUT (2) 40 (1) OUT (2) 72 A.
B.
C.
D.
29
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 30. Given the following plant conditions:
- EOP-ES-1.2, Post LOCA Cooldown and Depressurization, is being implemented
- RCS subcooling is 50°F
- Containment pressure is 4 psig
- The crew is securing one CSIP and aligning normal charging flow Which ONE of the following completes the statements below the regarding termination of Safety Injection?
The reason RCS subcooling LOWERS when the crew stops one CSIP is because of the RCS (1).
SI Reinitiation Foldout Criteria is met when RCS subcooling cannot be maintained at LEAST (2) °F.
(1) temperature rise (2) 40 (1) temperature rise (2) 10 (1) pressure reduction (2) 40 (1) pressure reduction (2) 10 A.
B.
C.
D.
30
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 31. Given the following plant conditions:
- The unit is operating at 100% power Subsequently the following occurs:
- Small break LOCA
- Loss of offsite power Currently:
- The crew is implementing EOP-ES-1.2, Post LOCA Cooldown and Depressurization
- Pressurizer (PRZ) level is off-scale low
- The OATC has been directed to depressurize the RCS to refill the PRZ Which ONE of the following actions will be performed by the OATC to initiate the RCS depressurization?
OPEN one PRZ PORV OPEN 1CS-487, PRZ Aux Spray Valve Place both PRZ Spray Valves to MANUAL and raise the demand signal to OPEN both valves Place PK-444.1, Master Pressure Controller, to MANUAL and raise the demand signal to OPEN both PRZ Spray Valves A.
B.
C.
D.
31
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 32. Given the following plant conditions:
- The unit is in Mode 5
- RCS temperature is stable at 180°F
- 'A' Train RHR is in service
- 'B' Train RHR is aligned for standby operation Subsequently:
- 'A' RHR Pump tripped on overcurrent
- RCS temperature is 183°F and rising at 1°F per minute
- The crew is implementing AOP-020, Loss of RCS Inventory or Heat Removal While Shutdown Which ONE of the following completes the statements below regarding the restoration of core cooling?
In accordance with AOP-020, the PREFERRED mechanism that will be used for RCS heat removal will be (1).
Once RCS heat removal has been restored, the MAXIMUM allowable cooldown rate per Technical Specifications is (2) °F per hour.
(1) dumping steam to atmosphere (2) 50 (1) dumping steam to atmosphere (2) 30 (1) starting the 'B' RHR Pump (2) 50 (1) starting the 'B' RHR Pump (2) 30 A.
B.
C.
D.
32
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 33. Given the following plant conditions:
- The unit is in Mode 1
- An inadvertent dilution of the RCS is occurring due to a leak in a CVCS component Which ONE of the following completes the statements below?
The tube leak is in the (1) Heat Exchanger.
The crew will enter (2) to address the leak.
(1) Letdown (2) AOP-014, Loss of Component Cooling Water (1) Letdown (2) AOP-016, Excessive Primary Plant Leakage (1) Seal Water (1) AOP-014, Loss of Component Cooling Water (1) Seal Water (2) AOP-016, Excessive Primary Plant Leakage A.
B.
C.
D.
33
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 34. Given the following plant conditions:
- The unit is in Mode 5
- The RCS is in solid plant operations
- The 'A' Train of RHR is in service Subsequently:
- The air line to 1CS-28 (HCV-142), RHR Letdown Control Valve, shears during a maintenance activity Which ONE of the following completes the statements below regarding the RCS pressure response and required operator action?
When air is lost to 1CS-28 (HCV-142.1), RCS pressure will (1).
In accordance with AOP-019, Malfunction of RCS Pressure Control, the crew must FIRST (2).
(1) rise (2) stop the running charging pump (1) rise (2) open 1CS-38 (PCV-145), Letdown Pressure Control Valve (1) lower (2) stop the running charging pump (1) lower (2) shut 1CS-38 (PCV-145), Letdown Pressure Control Valve A.
B.
C.
D.
34
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 35. Given the following plant conditions:
- The unit is operating at 100% power Subsequently:
- Main condenser vacuum degrades to 9 in Hg Abs
- The turbine does NOT automatically trip
- The Reactor and Turbine will NOT trip from the MCB
- The OATC manually inserts control rods
- Feedwater flow continues to operate as designed Which ONE of the following describes the reason for shutting the MSIVs for the conditions above in accordance with the WOG background document for EOP-FR-S.1, Response to Nuclear Power Generation/ATWS?
Maintains steam generator inventory Prevents an uncontrolled cooldown of the RCS Minimizes the peak pressure transient for the event Prevents turbine overspeed when the main generator trips A.
B.
C.
D.
35
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 36. Given the following plant conditions:
- EOP-ECA-2.1, Uncontrolled Depressurization of All Steam Generators, is being implemented
- No RCPs are running
- Safety Injection has been terminated
- The crew is preparing to start RCP 'B' Which ONE of the following completes the statements below?
RVLIS (1) range will be checked to ensure that the vessel head is full prior to starting RCP 'B'.
If RCP 'B' fails to start, the crew should NEXT attempt to start RCP(s) (2) to provide normal spray flow.
(1) upper (2) 'A' ONLY (1) upper (2) 'A' AND 'C' (1) dynamic (2) 'A' ONLY (1) dynamic (2) 'A' AND 'C' A.
B.
C.
D.
36
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 37. Given the following plant conditions:
- The unit was operating at 80% power when the 'B' MFW Pump tripped
- The crew entered AOP-010, Feedwater Malfunctions
- Improper operation of the steam dumps was observed during the turbine runback Following the turbine runback:
- PK-464.1, Steam Hdr Dmp Press Control, is in MANUAL
- Steam Dump Mode Selector Switch is in STEAM PRESS
- Tavg is 8°F higher than Tref Which ONE of the following completes the statement below regarding stabilization of RCS temperature?
The operator will need to depress the (1) OUTPUT button to reduce Tavg.
AOP-010 directs using the steam dumps to reduce Tavg to within (2) °F of Tref.
(1) RAISE (2) 5 (1) RAISE (2) 3 (1) LOWER (2) 5 (1) LOWER (2) 3 A.
B.
C.
D.
37
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 38. Given the following plant conditions:
- The unit was operating at 100% power when a Station Blackout occurred Subsequently:
- The crew is implementing EOP-ECA-0.0, Loss of All AC Power
- The TDAFW Pump has been running in automatic with its controller setpoint at 31%
for several minutes
- NO operator actions have been taken for the AFW system
- ALL SG pressures are approximately 1100 psig and stable
- ALL SG NR levels are approximately 9% and lowering
- AFW flow is currently 160 KPPH Which ONE of the following describes the operator action(s) required to be taken for these conditions?
Implement FSG-003, FLEX Low Pressure Feedwater Depress the RAISE pushbutton(s) on the TDAFW FCV(s)
Place Aux FW Turbine SPD PDK-2180.1 in MAN and depress the output RAISE pushbutton Open one (1) SG PORV (on the SG with the highest level) to lower SG pressure to less than 500 psig A.
B.
C.
D.
38
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 39. Given the following plant conditions:
- A Reactor trip occurred due to a loss of offsite power
- The 'A' EDG failed to start
- The crew is implementing EOP-ES-0.1, Reactor Trip Response Which ONE of the following completes the statements below?
In accordance with EOP-ES-0.1, the required SG PORV controller setpoint to maintain SG pressure 1092 psig is (1) %.
The (2) is(are) available to initially dump steam from the MCB.
(1) 84 (2) 'B' SG PORV ONLY (1) 84 (2) 'B' AND 'C' SG PORVs (1) 87 (2) 'B' SG PORV ONLY (1) 87 (2) 'B' AND 'C' SG PORVs A.
B.
C.
D.
39
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 40. The unit is operating at 100% power when the indications provided are observed on Trip Status Light Box 2.
Which ONE of the following completes the statements below?
Window 1-4, 120 VAC PLANT PROT PWR, on ESF Bypass Panel (1) will be lit.
The Main FW Regulator Valves (2) required to be placed in MANUAL per the AOP-024, Loss of Uninterruptible Power Supply, immediate actions.
(Reference provided)
(1) A (2) are (1) A (2) are NOT (1) B (2) are (1) B (2) are NOT A.
B.
C.
D.
40
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 41. Given the following plant conditions:
- The unit is operating at 100% power
- DP-1A-SA is being supplied by Battery Charger 1A-SA
- Battery Charger 1B-SA is in standby Subsequently:
- Battery Charger 1A-SA trips
- ALB-015-4-4, 125 VDC EMER BUS A TROUBLE, alarms Which ONE of the following completes the statements below regarding placing the standby battery charger in service in accordance with APP-ALB-015?
When placing Battery Charger 1B-SA in service, its (1) breaker must be closed FIRST.
A Low DC Volt alarm on Battery Charger 1B-SA (2) expected after the first breaker is closed.
(1) AC input (2) is (1) AC input (2) is NOT (1) DC output (2) is (1) DC output (2) is NOT A.
B.
C.
D.
41
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 42. Given the following plant conditions:
- A LOCA has occurred
- Containment pressure is 35 psig
- Neither Containment Spray pump is running Which ONE of the following completes the statements below in accordance with EOP-FR-Z.1, Response to High Containment Pressure?
The operator is required to check that both ESW booster pumps are running with 1SW-116 and 1SW-118, SW Return Orifice Bypass Isolation valves, (1).
The reason these checks are performed in EOP-FR-Z.1 is to ensure an unmonitored release of radioactivity from Containment through the Service Water system does not occur due to leakage in a Containment Fan (2).
(1) shut (2) Cooler (AH-1, AH-2, AH-3, or AH-4)
(1) shut (2) Coil Unit (AH-37, AH-38, or AH-39)
(1) open (2) Cooler (AH-1, AH-2, AH-3, or AH-4)
(1) open (2) Coil Unit (AH-37, AH-38, or AH-39)
A.
B.
C.
D.
42
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 43. Given the following plant conditions:
- The unit is operating at 100% power
- The crew is implementing AOP-017, Loss of Instrument Air
- An Auxiliary Operator (AO) has been directed to perform Attachment 3, Reducing Instrument Air Header Loads Which ONE of the following completes the statements below in accordance with AOP-017?
Per Attachment 7, Significant Instrument Air Pressure Setpoints, at 85 psig air pressure the (1).
Per Attachment 3, the FIRST valve which is manually shut to reduce Instrument Air demand is (2).
(1) FW Flow Control valves will fail shut (2) 1IA-500, Instrument Air to Yard Piping (1) FW Flow Control valves will fail shut (2) 1IA-814, Instrument Air to Steam Tunnel and Steam Dumps (1) RCS letdown flowpath valves will begin to fail to mid-position (2) 1IA-500, Instrument Air to Yard Piping (1) RCS letdown flowpath valves will beging to fail to mid-position (2) 1IA-814, Instrument Air to Steam Tunnel and Steam Dumps A.
B.
C.
D.
43
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 44. Given the following plant conditions:
- The unit is operating at 100% power
- The Load Dispatcher reports a large disturbance occurring on the grid The following conditions are observed:
Time Grid Frequency (Hz) 0107 59.6 0110 59.2 0114 58.9 0116 58.7 0119 58.5 0121 58.3 Which ONE of the following completes the statements below in accordance with AOP-028, Grid Instability?
The EARLIEST time that the Reactor must be tripped is (1).
Tripping the Reactor is required (2).
(1) 0119 (2) because continued operation in this condition could lead to high temperatures in the generator and subsequent insulation degradation (1) 0119 (2) to provide protection against DNB as a result of underfrequency on more than one RCP (1) 0121 (2) because continued operation in this condition could lead to high temperatures in the generator and subsequent insulation degradation (1) 0121 (2) to provide protection against DNB as a result of underfrequency on more than one RCP A.
B.
C.
D.
44
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 45. Given the following plant conditions:
- Reactor trip and Safety Injection have occurred from 100% power
- Pressurizer level is off-scale low
- The crew is implementing EOP-ECA-1.2, LOCA Outside Containment
- The leak has been isolated by shutting 1SI-340, Low Head SI Train 'A' to Cold Leg Valve Which ONE of the following completes the statements below?
Rising RCS (1) was used to determine that the break was isolated.
Current plant conditions require (2) to be secured.
(1) pressure (2) 'A' RHR Pump ONLY (1) pressure (2) 'A' AND 'B' RHR Pumps (1) subcooling (2) 'A' RHR Pump ONLY (1) subcooling (2) 'A' AND 'B' RHR Pumps A.
B.
C.
D.
45
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 46. Given the following plant conditions:
- The unit was operating at 100% power and has experienced a large break LOCA
- The RHR system is NOT capable of cold leg recirculation and the crew has transitioned from EOP-E-1, Loss of Reactor or Secondary Coolant, to EOP-ECA-1.1, Loss of Emergency Coolant Recirculation
- RWST level is 45% and lowering The following conditions exist fifteen (15) minutes later:
- One Containment Spray pump and two CSIPs are running
- Containment pressure is 12 psig and lowering
- RWST level is 2.7% and lowering Which ONE of the following identifies the required crew actions for operation of the CSIPs and the Containment Spray pump?
Allow the CSIPs AND the Containment Spray pump to operate Stop the CSIPs; allow the Containment Spray pump to operate Allow the CSIPs to operate; stop the Containment Spray pump Stop the CSIPs AND the Containment Spray pump A.
B.
C.
D.
46
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 47. Given the following plant conditions:
- The crew is implementing EOP-FR-H.1, Loss of Secondary Heat Sink
- RCS bleed and feed has been established
- RCS pressure is 1200 psig and STABLE
- Both RHR pumps are running Which ONE of the following completes the statements below regarding RHR System operation?
The RHR pumps can be run for a MAXIMUM of (1) minutes at shutoff head without CCW flow established to the RHR heat exchangers.
For the plant conditions above, the RHR pumps (2) required to be stopped.
(1) 80 (2) are (1) 80 (2) are NOT (1) 60 (2) are (1) 60 (2) are NOT A.
B.
C.
D.
47
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 48. Given the following plant conditions:
- An electrical fire in the MCR has resulted in the evacuation of the MCR to the ACP
- You have been directed to monitor the RCS cooldown rate using core thermocouple temperatures outside the MCR per AOP-004, Remote Shutdown Which ONE of the following completes the statements below?
The location of the Inadequate Core Cooling Monitor local microprocessor panel that will be used is (1).
Readings will be obtained at the panel by using (2).
(1) PIC Room C-17 RAB 286' (2) CRT monitor and keyboard (1) PIC Room C-17 RAB 286' (2) thumbwheels set to specific points identified by a legend (1) Main Termination Cabinet RAB 305' (2) CRT monitor and keyboard (1) Main Termination Cabinet RAB 305' (2) thumbwheels set to specific points identified by a legend A.
B.
C.
D.
48
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 49. Given the following plant conditions:
- The unit is operating at 100% power
- Rod Control is in AUTO Subsequently:
- Both Reactor power and Tavg begin to lower
- Digital Rod Position Indication (DRPI) is as provided Which ONE of the following completes the statements below?
ALB-013-7-4, ONE ROD AT BOTTOM, (1) be in alarm.
In accordance with AOP-001, Malfunction of Rod Control and Indication System, the Rod Bank Selector Switch will be placed in the (2) position to recover rod P6.
(Reference provided)
(1) will (2) MAN (1) will (2) CBA (1) will NOT (2) MAN.
(1) will NOT (2) CBA A.
B.
C.
D.
49
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 50. Given the following plant conditions:
- The crew is implementing EOP-ES-0.1, Reactor Trip Response
- Natural circulation verification is in progress
- Core Exit Thermocouples G2 and K5 have failed due to OPEN circuits
- Neither CET G2 or K5 was one of the 5 hottest CETs, prior to failing Which ONE of the following completes the statement below regarding these open circuit failures?
The input from these thermocouples to the Inadequate Core Cooling Monitor (ICCM) will be failed (1) and the subcooling margin calculated by the ERFIS plant computer will be (2).
(1) low (2) unaffected (1) low (2) higher (1) high (2) unaffected (1) high (2) lower A.
B.
C.
D.
50
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 51. Given the following plant conditions:
- The crew is shutting down the Normal Purge System
- The operating Normal Purge Makeup Fan has just been stopped Which ONE of the following completes the statements below regarding the Normal Purge CIVs (dampers CP-9, CP-5, CP-6, and CP-3)?
The dampers (1) automatically shut.
Damper position can be verified using (2).
(1) will (2) Status Light Box 7 (1) will (2) MCB Switches (1) will NOT (2) Status Light Box 7 (1) will NOT (2) MCB Switches A.
B.
C.
D.
51
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 52. Given the following plant conditions:
- The unit is operating at 7% power, Middle-of-Cycle (MOC)
- Control Bank D rods are at 114 steps withdrawn in MANUAL
- Main Turbine is steady at 800 RPM during turbine startup
- Steam Dumps are in Steam Pressure Mode and AUTO
- RCS temperature is 561°F and stable Subsequently:
- PT-464, Steam Header Pressure, slowly fails HIGH Which ONE of the following completes the statement below regarding the effect this failure will have on Tavg and Reactor power?
Tavg will (1) AND Reactor power will (2).
(Assume NO operator action)
(1) rise (2) rise (1) rise (2) lower (1) lower (2) rise (1) lower (2) lower A.
B.
C.
D.
52
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 53. Which ONE of the following completes the statement regarding operation of the Main Condenser Evacuation System?
The Condenser Vacuum Pump effluent (1) monitored for radioactivity prior to being exhausted to the (2) Vent Stack.
(1) is (2) Plant (1) is (2) Turbine Building (1) is NOT (2) Plant (1) is NOT (2) Turbine Building A.
B.
C.
D.
53
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 54. Given the following plant conditions:
- Waste Monitor Tank A is being released in accordance with OP-120.09.03, Radioactive Floor Drain Waste Monitor Tanks Subsequently:
- ALB-106-14-6, LO CLG TWR BLDN FLOW, alarms Which ONE of the following describes the automatic system response to this alarm?
The running WASTE MONITOR TANK PUMP trips 3FD-422, FLR DRN WST MON TANKS DISCH BLOCK, shuts 3FD-421, FLR DRN WST MON TKS DISCH ISOLATION VLV, shuts HK-6119, FD WST MON TK TO ENVIRONMENT Flow Controller, goes to 0%
A.
B.
C.
D.
54
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 55. Given the following plant conditions:
- A waste gas release is in progress
- WPB Stack 5 PIG radiation monitor, REM-1WV-3546, exceeds its HIGH ALARM setpoint Which ONE of the following describes how the waste gas release will be automatically terminated?
Running Waste Gas Compressor TRIPS Filtered Exhaust Fans, E-46, E-47, E-48, and E-49 TRIP 3WG-229, WG Decay Tanks E & F to Plant Vent Valve, SHUTS 3WG-230, Gas Decay Tanks to Plant Vent Isolation Valve, SHUTS A.
B.
C.
D.
55
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 56. Given the following plant conditions:
- A Reactor startup is in progress
- Reactor power has been stabilized at 1 x 10-8 amps
- RCS Tavg is 557°F and stable Subsequently:
- One control rod drops fully into the core
- The crew enters AOP-001, Malfunction of Rod Control and Indication System Which ONE of the following completes the statements below?
Reactor power will make a prompt drop then (1).
AOP-001 (2) allow recovery of the dropped control rod.
(1) return to 1 x 10-8 amps (2) will (1) return to 1 x 10-8 amps (2) will NOT (1) slowly lower into the Source Range (2) will (1) slowly lower into the Source Range (2) will NOT A.
B.
C.
D.
56
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 57. Given the following plant conditions:
- The unit is operating at 100% power
- The Pressurizer Level Controller Selector switch is selected to position 459/460
- Annunciator ALB-009-4-3, PRESSURIZER LOW LEVEL LTDN SECURED AND HTRS OFF, has alarmed due to a transmitter failure Subsequently the OATC notes the following:
- Pressurizer level is 64% and rising
- Demand on LK-459F, Pressurizer Level Control, is 100%
Which ONE of the following completes the statements below?
(1) has failed LOW.
The FIRST required operator actions are to place (2).
(1) LT-459, PRZ Level Channel I (2) 1CS-231, FK-122.1 Charging Flow, in MANUAL and minimize charging flow (1) LT-459, PRZ Level Channel I (2) Pressurizer Level Controller Selector switch in position 460/461 and verify annunciator ALB-009-4-3 clears (1) LT-460, PRZ Level Channel II (2) 1CS-231, FK-122.1 Charging Flow, in MANUAL and minimize charging flow (1) LT-460, PRZ Level Channel II (2) Pressurizer Level Controller Selector switch in position 459/461 and verify annunciator ALB-009-4-3 clears A.
B.
C.
D.
57
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 58. Given the following plant conditions:
- A Reactor startup is in progress
- Reactor power is currently at 7 x 10-7 amps Subsequently:
- A loss of Instrument Bus SI occurs due to an inverter fault Which ONE of the following completes the statements below?
A Reactor trip (1) occur.
In accordance with AOP-024, Loss of Uninterruptible Power Supply, Instrument Distribution Panel loads may not have terminal voltage above the minimum required terminal voltage under all design basis conditions if Instrument Bus SI is subsequently aligned to its (2).
(1) will (2) Manual Bypass Source (MCC-1A31-SA)
(1) will (2) Alternate Power Supply (PP-1A211-SA)
(1) will NOT (2) Manual Bypass Source (MCC-1A31-SA)
(1) will NOT (2) Alternate Power Supply (PP-1A211-SA)
A.
B.
C.
D.
58
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 59. Given the following plant conditions:
- Refueling is in progress
- A spent fuel assembly is being moved in the Fuel Handling Building (FHB) when it is damaged by contacting a wall of the pool
- FHB radiation levels are rising but no monitors are in ALERT or HIGH ALARM Which ONE of the following completes the statements below in accordance with AOP-013, Fuel Handling Accident?
The Refueling Canal upender (1) a safe storage location for the fuel assembly.
(2) is the primary radiological concern for fuel off-loaded more than 6 months ago because it will NOT be detected by personal dosimetry or area radiation monitors.
(1) is (2) Krypton-85 (1) is (2) Iodine-131 (1) is NOT (2) Kypton-85 (1) is NOT (2) Iodine-131 A.
B.
C.
D.
59
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 60. Given the following plant conditions:
- The crew is implementing EOP-E-3, Steam Generator Tube Rupture
- The ruptured SG PORV controller setpoint has been adjusted to 88% (1145 psig)
Which ONE of the following completes the statement below regarding this setting?
In accordance with the WOG background document for EOP-E-3, the purposes for this controller setpoint are to minimize (1) AND (2).
(1) RCS to SG P (2) minimize challenges to the Code Safety valves (1) RCS to SG P (2) maintain the ruptured S/G PORV available for cooldown (1) atmospheric releases (2) minimize challenges to the Code Safety valves (1) atmospheric releases (2) maintain the ruptured S/G PORV available for cooldown A.
B.
C.
D.
60
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 61. Given the following plant conditions:
- The unit is operating at 80% power
- The crew is implementing AOP-016, Excessive Primary Plant Leakage
- Pressurizer pressure is 2010 psig and lowering
- Containment pressure is 1.3 psig and rising
- Pressurizer level is 23% and lowering
- VCT level is 25% and lowering with auto makeup occurring Which ONE of the following completes the statements below?
An RPS trip setpoint (1) been exceeded.
The required operator action(s) is/are to (2).
(1) has (2) trip the Reactor ONLY (1) has (2) trip the Reactor AND initiate Safety Injection (1) has NOT (2) trip the Reactor ONLY (1) has NOT (2) trip the Reactor AND initiate Safety Injection A.
B.
C.
D.
61
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 62. Given the following plant conditions:
- A Reactor trip and Safety Injection from 100% power occurred last hour
- EOP-ES-1.2, Post LOCA Cooldown and Depressurization, is being implemented
- An RCS cooldown to cold shutdown conditions has just commenced
- Chemistry samples for RCS boron concentration have NOT been completed but are expected to be available within the next 30 minutes Which ONE of the following completes the statement below in accordance with the WOG background document for EOP-ES-1.2?
The RCS cooldown (1) continue because (2).
(1) may (2) xenon concentration will be rising during the duration of the cooldown improving shutdown margin (1) may (2) shutdown margin will remain adequate due to all control rods having fully inserted on the Reactor trip (1) may (2) RCS boron concentration is expected to be sufficient for shutdown margin due to Safety Injection being in service (1) may NOT (2) RCS boron concentration must be verified to be greater than that required for adequate shutdown margin for cold shutdown conditions A.
B.
C.
D.
62
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 63. Given the following plant conditions:
- The crew is implementing EOP-ES-0.4, Natural Circulation Cooldown With Steam Void In Vessel Without RVLIS
- RCS pressure is 1600 psig
- All hot leg temperatures are 449°F and stable
- Pressurizer level is 30%
- Letdown flow is 60 gpm
- Total RCP Seal Return flow is 8 gpm
- Total RCP Seal Injection flow is 27 gpm
- An RCS depressurization to 800 psig is about to be performed Which ONE of the following completes the statement below?
Charging flow must be adjusted to (1) gpm prior to starting the depressurization in order to (2) void growth.
(1) 33 (2) accommodate (1) 33 (2) allow accurate monitoring of (1) 41 (2) accommodate (1) 41 (2) allow accurate monitoring of A.
B.
C.
D.
63
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 64. An End-Of-Cycle (EOC) Reactor startup will be performed.
Which ONE of the following completes the statements below?
In accordance with AD-OP-ALL-0203, Reactivity Management, a Reactor startup is a Category (1) evolution.
In accordance with AD-OP-ALL-1000, Conduct of Operations, core age must be considered when briefing this evolution due to the moderator temperature coefficient being (2) negative EOC as compared to Beginning-Of-Cycle.
(1) R1 (2) more (1) R1 (2) less (1) R3 (2) more (1) R3 (2) less A.
B.
C.
D.
64
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 65. Which ONE of the following completes the statement below in accordance with AD-OP-ALL-1000, Conduct of Operations?
At HNP, plant announcements are required if starting plant equipment of greater than or equal to a MINIMUM of (1).
The use of cameras (2) an acceptable alternative to dispatching operators to verify plant personnel are clear of equipment prior to starting.
(1) 6.9kV (2) is (1) 6.9kV (2) is NOT (1) 480V (2) is (1) 480V (2) is NOT A.
B.
C.
D.
65
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 66. Which ONE of the following completes the statement below regarding Technical Specification Operational Modes?
Mode 3 is defined as HOT (1) with an average coolant temperature of (2).
(1) STANDBY (2) > 350°F (1) STANDBY (2) < 350°F, > 200°F (1) SHUTDOWN (2) > 350°F (1) SHUTDOWN (2) < 350°F, > 200°F A.
B.
C.
D.
66
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 67. Which ONE of the following completes the statements below?
In accordance with Technical Specification 2.1.2, Safety Limits - Reactor Coolant System Pressure, RCS pressure shall not exceed (1) psig.
If exceeded in Mode 1, the MAXIMUM amount of time allowed to be in Mode 3 with RCS pressure within its Safety Limit is (2).
(1) 2485 (2) 30 minutes (1) 2485 (2) 1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br /> (1) 2735 (2) 30 minutes (1) 2735 (2) 1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br /> A.
B.
C.
D.
67
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 68. Which ONE of the following completes the statement below regarding operation of the Radiation Monitoring System when a channel high signal is received on an RM-23?
The HIGH indicator (red LED) (1) and (2) be extinguished by depressing the corresponding display/control display key with the high signal still present.
(1) blinks (2) can (1) blinks (2) can NOT (1) goes on (solid)
(2) can (1) goes on (solid)
(2) can NOT A.
B.
C.
D.
68
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 69. Which ONE of the following completes the statements below in accordance with the EOP Users Guide?
Direct entry into EOP-ECA-0.0, Loss of All AC Power, (1) allowed.
Upon entering EOP-ECA-0.0, Functional Restoration procedures (2) required to be implemented if CSFSTs indicate a red or orange terminus condition.
(1) is (2) are (1) is (2) are NOT (1) is NOT (2) is (1) is NOT (2) are NOT A.
B.
C.
D.
69
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 70. Which ONE of the following completes the statements below regarding Shutdown Margin?
In accordance with Technical Specifications, the Shutdown Margin definition assumes that (1) rod cluster assemblies are fully inserted except for the single rod cluster assembly of highest reactivity worth which is assumed to be fully withdrawn.
In accordance with Technical Specification 3.1.1.1, Shutdown Margin - Modes 1 and 2, with Shutdown Margin less than the limit specified in the COLR, boration is immediately initiated and continued at greater than or equal to 30 gpm of solution containing greater than or equal to (2) ppm boron or equivalent until Shutdown Margin is restored.
(1) ONLY the shutdown (2) 4000 (1) ONLY the shutdown (2) 7000 (1) BOTH the shutdown and control (2) 4000 (1) BOTH the shutdown and control (2) 7000 A.
B.
C.
D.
70
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 71. Refer to the graph provided of critical boron concentration versus core burnup for the reactor following a refueling outage.
Which ONE of the following is PRIMARILY responsible for the shape of the curve from the middle of core life to the end of core life?
(Reference provided)
Fuel depletion Fission product buildup Burnable poison burnout Conversion of U-238 to Pu-239 A.
B.
C.
D.
71
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 72. Given the following plant conditions:
- The Reactor is critical below the point of adding heat (POAH)
- The OATC adds enough reactivity to attain a startup rate of 0.5 decades per minute Which ONE of the following will lower FIRST when the reactor reaches the POAH?
Startup rate Reactor power Pressurizer level Reactor coolant temperature A.
B.
C.
D.
72
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 73. Given the following plant conditions:
- A pressurizer relief valve is partially stuck open
- Pressurizer pressure is 2,200 psia
- Pressurizer relief tank pressure is 50 psia What is the approximate temperature and phase of the fluid downstream of the pressurizer relief valve?
(Assume the pressurizer steam space contains dry saturated steam)
(Reference provided) 281°F, saturated 281°F, superheated 332°F, saturated 332°F, superheated A.
B.
C.
D.
73
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 74. Which ONE of the following identifies the two parameters that are used for calculating core thermal power using the standard heat balance method?
Reactor Coolant Feedwater Steam Generator Steam Generator Mass Flow Rate Temperature Pressure Water Level Yes No Yes No No Yes Yes No Yes No No Yes No Yes No Yes A.
B.
C.
D.
74
2022 NRC RO WRITTEN EXAM - FINAL SUBMITTAL
- 75. Given the following plant conditions:
- The unit is operating at 95% power
- A control rod has fully inserted into the core
- Quadrant Power Tilt Ratio (QPTR) is 1.05 Which ONE of the following completes the statement below?
A control rod dropped (1) of the core will have the greatest impact on QPTR and QPTR will (2) over the next several hours.
(1) near the center (2) rise (1) near the center (2) lower (1) at the periphery (2) rise (1) at the periphery (2) lower A.
B.
C.
D.
You have completed the test!
75
RO QUESTION 29
RO QUESTION 40
RO QUESTION 49
RO QUESTION 71
Answers 0
ID Points Type 1
Answers 0
ID Points Type 49 2022 NRC RO 57 1.00 MCS B
Answers 0