EV LESSON 4 QUESTIONS WITH CORRECT ANSWERS 2025

EV LESSON 4 QUESTIONS WITH CORRECT
ANSWERS 2025
WhatMisMtheMminimumMbranchMcircuitMsizeMforMaMLevelMIIMEVSEMwithMaM32-
ampereMcurrentMrating?

SelectMone:

a.32MA

b.35MA

c.40MA

d.55MAM-MCORRECTMANSWER-c.40MA



32MAM×M1.25M=M40MAMminimumMOCPD



WhatMisMtheMminimumMsizeMXHHW-
2McopperMconductorMpermittedMtoMsupplyMaMLevelMIIMEVSEMthatMhasMaM30-
ampereMcurrentMrating,MassumingM75°Mterminations?

SelectMone:

a.12MAWG

b.10MAWG

c.8MAWG

d.6MAWGM-MCORRECTMANSWER-c.8MAWG



30MAM×M1.25M=M37.5MAM=M8MAWG



WhenMcalculatingMtheMvoltageMdropMonMaMconductorMofMaMgivenMlength,MtheMfollowingMvaluesMm
ustMbeMconsidered:MconductorMmaterial,MconductorMlength,MandMconductorMoperatingMtemperat
ure.

SelectMone:

, True

FalseM-MCORRECTMANSWER-True



CalculateMtheMvoltageMdropMonMaMsingle-
phaseMcircuitMwithM32MamperesMofMload,MaMdistanceMofM320MfeetMfromMtheMloadMtoMtheMpanelbo
ard,MandMservedMbyM8MAWGMcopperMTHHNMconductors.

SelectMone:

a.13MV

b.14MV

c.15MV

d.16MVM-MCORRECTMANSWER-d.16MV



2KILM/MAM=MVD(2)M×M12.9M×M32AM×M320'M/M16,510McmilM=M16MV



CalculateMtheMfollowingMcorrectMcopperMconductorMsizeMsoMthatMtheMbranchMcircuitMhasMaMmaxim
umMvoltageMdropMofM2%.MTheMloadMonMtheMcircuitMisM32Mamperes,MtheMdistanceMfromMtheMloadMt
oMtheMpanelboardMisM400Mfeet,MandMtheMcircuitMisM208Mvolts,Msingle-phase.

a.3MAWG

b.1MAWG

c.1/0MAWG

d.250MkcmilM-MCORRECTMANSWER-b.1MAWG



2%M×M208MVM=M4.16MVM



2MKILM/MVDM=MA



2M×M12.9M×M32MAM×M400'M/M4.16MVM=