NCCER TEST PRACTICE QUESTIONS
WITH CORRECT ANSWERS 2025
InBaBguardrailBsystem,BtheBguardrailsBcanBbeBmadeBofBanyBofBtheBfollowingBEXCEPT:
a)Bpipe
b)Bchain
c)Bropebanding
d)BcableB-BCORRECTBANSWERB-Ropebanding
IfBtheBpotentialBacrossBtheBcircuitBisB48BvoltsBandBtheBcurrentBisB5BampsBtheBresistanceBofBtheBcircuitBis:
a)B4.8Bohms
b)B9.6Bohms
c)B48.0Bohms
d)B96.0BohmsB-BCORRECTBANSWERB-9..6Bohms
ABULBlistedBrodBtypeBgroundingBelectrodeBmustBhaveBaBMINIMUMBlengthBof:
a)B6'
b)B8'
c)B10'
d)B20'B-BCORRECTBANSWERB-8'
WhatBisBtheBMINIMUMBnumberBofBoverloadBsensingBunitsBrequiredBforBallBthreeBphaseBmotors?
a)B0
b)B1
c)B2
d)B3B-BCORRECTBANSWERB-3
InBaBcircuitBofBpureBcapacitance,BtheBcurrentBleadsBtheBvoltageBbyBanBangleBof:
a)B30-degrees
WITH CORRECT ANSWERS 2025
InBaBguardrailBsystem,BtheBguardrailsBcanBbeBmadeBofBanyBofBtheBfollowingBEXCEPT:
a)Bpipe
b)Bchain
c)Bropebanding
d)BcableB-BCORRECTBANSWERB-Ropebanding
IfBtheBpotentialBacrossBtheBcircuitBisB48BvoltsBandBtheBcurrentBisB5BampsBtheBresistanceBofBtheBcircuitBis:
a)B4.8Bohms
b)B9.6Bohms
c)B48.0Bohms
d)B96.0BohmsB-BCORRECTBANSWERB-9..6Bohms
ABULBlistedBrodBtypeBgroundingBelectrodeBmustBhaveBaBMINIMUMBlengthBof:
a)B6'
b)B8'
c)B10'
d)B20'B-BCORRECTBANSWERB-8'
WhatBisBtheBMINIMUMBnumberBofBoverloadBsensingBunitsBrequiredBforBallBthreeBphaseBmotors?
a)B0
b)B1
c)B2
d)B3B-BCORRECTBANSWERB-3
InBaBcircuitBofBpureBcapacitance,BtheBcurrentBleadsBtheBvoltageBbyBanBangleBof:
a)B30-degrees