Nerc Certification Exam Test Bank | Contains 4 Different Already Tested Versions With Expert Verified Questions And Answers | Guaranteed Pass| Already Graded A

NERC CERTIFICATION EXAM TEST BANK |
CONTAINS 4 DIFFERENT ALREADY
TESTED VERSIONS WITH EXPERT
VERIFIED QUESTIONS AND ANSWERS |
GUARANTEED PASS| ALREADY GRADED A



1. 1. A BA has an average ACE of -75MW during one clock ten-minute period.
so so so so so so so so so so so so so




There L10 is 50MW. Which NERC Control Performance Standard has been
so so so so so so so so so so so




violated?
so




a. CPS1
b. CPS2
c. DCS
d. SOL

Ans: b.CPS2 so so




2. 2. The ACE equation must include metered data: dynamic
s o s o s o s o s o s o s o s o




sschedules, pseudo ties, actual frequency, and all . a. Generation
o so so so so so so so so so





so so

,b. Transformers
c. Tielines o
s




d. Communications

Ans:c.TieLines o
s so so




3. 3. A BA has a sudden change in demand-supply balance due to a sudden loss
so so so so so so so so so so so so so so




of load or generation in their area. The sudden change will be seen
so so so so so so so so so so so so so




instantaneously in which calculated value? a. Frequency
so so so so so so so




b. systemlambda o
s




c. operatingreserves o
s




d. ACE

Ans:d.ACE so so




4. 4. An external generator tripped that was large enough to reduce the
so so so so so so so so so so so




frequency from 60.00 Hz to 59.94 Hz. Your BA's Frequency Bias is 200 MW/0.1 Hz.
so o
s o
s o
s o
s o
s o
s o
s o
s o
s o
s o
s o
s o
s so




How many MW would your system initially contribute to frequency support? a.
so so so so so so so so so so so so




80 MW
so so




b. 100MW so




c. 200MW so




d. 120MW so




Ans:d.120MW so so so




5. 5.BA-Aiscurrentlyreadinga systemfreqof59.95Hz.Its NetActual
so o
s so so so so so so so so so so o
s





so so

,Interchange is +100 MW and its Net Scheduled Interchange is +120 MW. If BA- so so so so so so so so so so so so so




A's freq biassettingis -100 Mw,BA-A'sAGCis pulsingits generators to
so so so so so so so o
s so so so so so




.

a. RemainatcurrentMWoutput level so o
s o
s so so




b. IncreaseMWoutput o
s o
s




c. DecreaseMWoutput o
s o
s




d. Increaseexcitationonthefieldwindings o
s o
s o
s o
s so




Ans:b.IncreaseMWoutput
so so so so




6. 6. Which control system on the generators would respond to a drop in
so so so so so so so so so so so s o




system freq resulting from the loss of generation? a. Generator governor
so so so so so so so so so so so




control system
so so




b. Differentialrelaysystems o
s o
s




c. Specialprotectionsystems o
s o
s




d. AutomaticVoltageRegulators o
s o
s




Ans:a.Generatorgovernorcontrolsystem
o
s so so so so




7. 7. Load increases or decreases in relation to the increase or decrease in
so so so so so so so so so so so so




frequency. It has been determined that for every 1% change in freq, load will
so so so so so so so so so so so so so so




changeapprox
so %iinthesamedirectioninanInterconnectedsystem.
o
s o
s so so so so o
s so o
s




a. 1
b. 2
c. 5
d. 3

Ans: b.2 (3 if it is pure motor load)
so so so so so so so so so




8. 8. A BA has several units on governor control. The units have different
so so so so so so so so so so so so




capacities that range from 200 MW to 1000 MW and droop settings from 2% to 5%.
so so so so so so so so so so so so so so so so





so so

, so The biggest adjustments in MW output in response to a freq disturbance will be
so so so so so so so so so so so so so




so provided by units that have . a. large capacity;
so so so so so o
s o
s o
s




so large droop setting so so




b. largecapacity;smalldroopsetting o
s so o
s o
s




c. smallcapacity;largedroopsetting o
s o
s o
s so




d. small capacity; small droop setting s o s o s o s o




Ans: b. large capacity; small droop setting 9.
s o s o s o s o s o s o s o




9. A BA that is operating asynchronously (separated from the so so so so so so so so




interconnection) should switch its AGC to which mode? a. tie line bias control
so so so so so so so so so so so so so




b flat tie line control
so so so so so




c. flatfrequencycontrol
so so so




d.manualcontrol
o
s so




Ans:c.flatfrequencycontrol so so so so




10. 10. If the BA selling power to an end user enters the wrong schedule for the
so so so so so so so so so so so so so so so




upcoming hour, which part of theACE equatio [ACE = (NIA- NIS) - 10B(FA
so so so so so so o
s so so so so so so so so





so so