ULTIMATE NEIEP MECHANICS FINAL
EXAM 2026 ACTUAL WITH 170
QUESTIONS WITH CORRECT AND
VERIFIED ANSWERS GRADED A+
**nAnnMOVnburnsnout,nyounreplacenitnbutncannotnreadnvoltagenornresistance.nWhatnshouldnyoundo
?n-nCORRECTnANSWERnReplacenitnwithnanlargernonen(630)
*nOnnanWard-
Leonardncircuit,nthenbrakenisnsetnbutnthenmotornisntryingntonslipnthroughnthenbrake.nWhatncircuitnisnt
henissue?n-nCORRECTnANSWERnSuicidencircuitn(425)
**nAnHydronrunsnupnwithnnonloadnbutndoesnnotnrunnupnwithnanfullnload.nWhatnisnthenissue?n-
nCORRECTnANSWERnThenreliefnvalvenisnsetntoonlown(805)
**nRunbynfornan1:1ncarnhitsnthenCWTnbuffern4"nbelownthentopnlanding.nThenCWTnrunbynshouldnbens
etnatn18".nHownmuchnshouldnthenropesnbenshortened?n-nCORRECTnANSWERn22"nforn1:1.n
Fornan2:1nwithnthensamenissuenisn44".
**nYounneedntonworknonnanfreightndoornretiringncam.nYounLOTOnthenmainlinendisconnectnbutntheren
isnstillnpowerntonthencam.nWhatncircuitnisnstillnhot?n-nCORRECTnANSWERnMainlinendisconnectn(535)
**nThencontractornrequestsnthatnthenverticalncenternofnthenRacknandnPinionnhoistnbenmoved.nHowni
snthisnaccomplished?n-nCORRECTnANSWERnAdjustnTiendowns/Wallntiesn(805)
**nWorkingnpressurenonnanHydronisn400nPSI.nWhatnisnthencorrectnReliefnValvenSetting?n-
nCORRECTnANSWERn600nPSInMax.n(805)
400npsinxn150%n=n600npsi
,**nAncontractornwantsntonraisenthencarnspeednfromn100nFPMnton125nFPM.nItncurrentlynhasnan12"nsh
eave.nWhatnsizensheavenisnrequired?n-nCORRECTnANSWERn15"
(125n/100n=n1.25n1.25nxn12n=n15)
**nTherenisnslightnarcingnatnthenBrushesnandnCommutator.nWhatnactionsnmustnbentaken?n-
nCORRECTnANSWERnNone.n(430)
"Heavynarcingnisnduentonlightnbrushnpressure.nMechanicalnwearnindicatesnheavynbrushnpressure.
**nHownmuchnresistancenisnnormallynmeasurednacrossnannormallynclosednswitchn?n-
nCORRECTnANSWERn1.2nohmsnorn1nton2nohms
**nAncarntravelingninnthenhoistwaynalwaysnstopsnatnthensamenpointnandnblowsnanfuse.nWhatnisnthenp
roblem?n-nCORRECTnANSWERnTravelingncablenhasnancutnornshort
**nHownisnanClassn1n(yearly)nbufferntestnperformed?n-
nCORRECTnANSWERnAtnslownspeednandnthenbuffernmustnreturnninn90nseconds.n(555)n*(60nsecondsn
isnacceptable)n(90nsecondsnisncode)
5nyearntestn(Classn5)nisncarnatnratednloadnandnspeed.nBuffernmustnreturnninn90nseconds.nCWTnatnrate
dnspeednandnbuffernmustnreturnninn90nseconds.
**nHownmanynStrainnSupportsnarenrequirednonnan350'nraceway?n-nCORRECTnANSWERn4
Onenforneveryn100'
**nHownisnStainlessnsteelndrillednout?n-
nCORRECTnANSWERnSlownspeednandnconstantnpressuren(205)
**nWhatnarenthenrequirednamountnofnclipsnfornWedgenShacklesnandnwhatnisntheirnspacing?n-
nCORRECTnANSWERnAtnleastn2,nwithnthenfirstnbeingn4ntimesnthendiameternofnthenropenfromnthentop
nofnshackle.n
, Secondnisn8ntimesnthendiameternofnthenropenfromnthenfirst.
**nCarnisnloadednwithn125%nandnsinks.nWhy?n-nCORRECTnANSWERnSlippednthroughnthenbrake.
**nAn300nOhmnresistornburnsnout.nYoundon'tnhavenan300nOhmnresistorntonreplacenit.nWhatncannyoun
usentonmakenupnthenresistor?n-
nCORRECTnANSWERn2n600nOhmsnresistorsninnParallel.n"Thenresistancenisnhalfnofnthenhighestnratingni
nnanparallelncircuit.n
3,n225nOhmnresistorsninnparallelnequaln75nOhms.
**nAn480nVACnStepnDownnTransformernisnconnectedntonan3nphasenrectifier.nWhatnwillnthenoutputnb
e?n-nCORRECTnANSWERn320nVDC
480n-n33.33%n=n320
**nIfnyounfindnanbrokennornmissingnbarricade,nwhatndonyoundo?n-
nCORRECTnANSWERnWritenupnanformalninspectionnrequest.
**nIfnanDumbwaiternhasn9nsquarenfeetninnArea,n
4n'nHighnandnthenratednCapacitynisn13.9nlb/ft3,nwhatnisnthentotalncapacity?n-
nCORRECTnANSWERn500nlb/ft3.n
"ThenareanofnanDumbwaiternisn9nsq'nmaxnandnisn4'nHigh.nMultiplynthatnbyn13.9.n
9x4n=n36.n36nxn13.9n=n500
**nWhatnarenthenconsequencesnofnanmisalignednRacknandnPinionnhoistnjoint?n-
nCORRECTnANSWERnBrokennGearnTeethn(850)nMotornnotnaligned.
**nYounenternanPitnwherentoxicnfumesnarenpresent.nHowndonyounproceed?n-
nCORRECTnANSWERnFollownpropernprocedures.n
EXAM 2026 ACTUAL WITH 170
QUESTIONS WITH CORRECT AND
VERIFIED ANSWERS GRADED A+
**nAnnMOVnburnsnout,nyounreplacenitnbutncannotnreadnvoltagenornresistance.nWhatnshouldnyoundo
?n-nCORRECTnANSWERnReplacenitnwithnanlargernonen(630)
*nOnnanWard-
Leonardncircuit,nthenbrakenisnsetnbutnthenmotornisntryingntonslipnthroughnthenbrake.nWhatncircuitnisnt
henissue?n-nCORRECTnANSWERnSuicidencircuitn(425)
**nAnHydronrunsnupnwithnnonloadnbutndoesnnotnrunnupnwithnanfullnload.nWhatnisnthenissue?n-
nCORRECTnANSWERnThenreliefnvalvenisnsetntoonlown(805)
**nRunbynfornan1:1ncarnhitsnthenCWTnbuffern4"nbelownthentopnlanding.nThenCWTnrunbynshouldnbens
etnatn18".nHownmuchnshouldnthenropesnbenshortened?n-nCORRECTnANSWERn22"nforn1:1.n
Fornan2:1nwithnthensamenissuenisn44".
**nYounneedntonworknonnanfreightndoornretiringncam.nYounLOTOnthenmainlinendisconnectnbutntheren
isnstillnpowerntonthencam.nWhatncircuitnisnstillnhot?n-nCORRECTnANSWERnMainlinendisconnectn(535)
**nThencontractornrequestsnthatnthenverticalncenternofnthenRacknandnPinionnhoistnbenmoved.nHowni
snthisnaccomplished?n-nCORRECTnANSWERnAdjustnTiendowns/Wallntiesn(805)
**nWorkingnpressurenonnanHydronisn400nPSI.nWhatnisnthencorrectnReliefnValvenSetting?n-
nCORRECTnANSWERn600nPSInMax.n(805)
400npsinxn150%n=n600npsi
,**nAncontractornwantsntonraisenthencarnspeednfromn100nFPMnton125nFPM.nItncurrentlynhasnan12"nsh
eave.nWhatnsizensheavenisnrequired?n-nCORRECTnANSWERn15"
(125n/100n=n1.25n1.25nxn12n=n15)
**nTherenisnslightnarcingnatnthenBrushesnandnCommutator.nWhatnactionsnmustnbentaken?n-
nCORRECTnANSWERnNone.n(430)
"Heavynarcingnisnduentonlightnbrushnpressure.nMechanicalnwearnindicatesnheavynbrushnpressure.
**nHownmuchnresistancenisnnormallynmeasurednacrossnannormallynclosednswitchn?n-
nCORRECTnANSWERn1.2nohmsnorn1nton2nohms
**nAncarntravelingninnthenhoistwaynalwaysnstopsnatnthensamenpointnandnblowsnanfuse.nWhatnisnthenp
roblem?n-nCORRECTnANSWERnTravelingncablenhasnancutnornshort
**nHownisnanClassn1n(yearly)nbufferntestnperformed?n-
nCORRECTnANSWERnAtnslownspeednandnthenbuffernmustnreturnninn90nseconds.n(555)n*(60nsecondsn
isnacceptable)n(90nsecondsnisncode)
5nyearntestn(Classn5)nisncarnatnratednloadnandnspeed.nBuffernmustnreturnninn90nseconds.nCWTnatnrate
dnspeednandnbuffernmustnreturnninn90nseconds.
**nHownmanynStrainnSupportsnarenrequirednonnan350'nraceway?n-nCORRECTnANSWERn4
Onenforneveryn100'
**nHownisnStainlessnsteelndrillednout?n-
nCORRECTnANSWERnSlownspeednandnconstantnpressuren(205)
**nWhatnarenthenrequirednamountnofnclipsnfornWedgenShacklesnandnwhatnisntheirnspacing?n-
nCORRECTnANSWERnAtnleastn2,nwithnthenfirstnbeingn4ntimesnthendiameternofnthenropenfromnthentop
nofnshackle.n
, Secondnisn8ntimesnthendiameternofnthenropenfromnthenfirst.
**nCarnisnloadednwithn125%nandnsinks.nWhy?n-nCORRECTnANSWERnSlippednthroughnthenbrake.
**nAn300nOhmnresistornburnsnout.nYoundon'tnhavenan300nOhmnresistorntonreplacenit.nWhatncannyoun
usentonmakenupnthenresistor?n-
nCORRECTnANSWERn2n600nOhmsnresistorsninnParallel.n"Thenresistancenisnhalfnofnthenhighestnratingni
nnanparallelncircuit.n
3,n225nOhmnresistorsninnparallelnequaln75nOhms.
**nAn480nVACnStepnDownnTransformernisnconnectedntonan3nphasenrectifier.nWhatnwillnthenoutputnb
e?n-nCORRECTnANSWERn320nVDC
480n-n33.33%n=n320
**nIfnyounfindnanbrokennornmissingnbarricade,nwhatndonyoundo?n-
nCORRECTnANSWERnWritenupnanformalninspectionnrequest.
**nIfnanDumbwaiternhasn9nsquarenfeetninnArea,n
4n'nHighnandnthenratednCapacitynisn13.9nlb/ft3,nwhatnisnthentotalncapacity?n-
nCORRECTnANSWERn500nlb/ft3.n
"ThenareanofnanDumbwaiternisn9nsq'nmaxnandnisn4'nHigh.nMultiplynthatnbyn13.9.n
9x4n=n36.n36nxn13.9n=n500
**nWhatnarenthenconsequencesnofnanmisalignednRacknandnPinionnhoistnjoint?n-
nCORRECTnANSWERnBrokennGearnTeethn(850)nMotornnotnaligned.
**nYounenternanPitnwherentoxicnfumesnarenpresent.nHowndonyounproceed?n-
nCORRECTnANSWERnFollownpropernprocedures.n