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Journeyman electrician exam prep With Complete Questions And Answers Rated A
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Journeyman electrician exam prep WithComplete Questions And Answers Rated A+
What .table .sizes .bonding .jumpers .for .for .AC .systems? .- .Correct . .Answer .- .250.102(C
)(1)
The .NEC .defines .continuous .load .to .be .a .load .where .max .current .on .the .circuit .conti
nues .for .at .least .how .many .hours? .- .Correct . .Answer .- .Three
To .use .the .adjustment .factors .in .table .310.15(B)(3)
(A), .you .must .have .greater .than .how .many .current .carrying .conductors .in .a .raceway?
.- .Correct . .Answer .- .Greater .than .three
Where .in .the .NEC .codebook .would .you .find .EMT .sizes .for .a .given .size .and .number .
of .conductors? .- .Correct . .Answer .- .Annex .C, .Table .C.1
Section .210.20(A) .states .that .the .over .current .protection .for .branch .circuits .including .
continuous .loads .must .be .greater .than .100% .of .the .noncontinuous .plus .____ .of .the .c
ontinuous .load. .- .Correct . .Answer .- .125%
Liquidtight .Flexible .Metal .Conduit .shall .be .fastened .within .of .each .box .or .other .condu
it .termination .- .Correct . .Answer .- .Twelve .inches
314.28(A)
(1) .states .that .straight .pulls .in .pull .boxes .with .conductors .size .4 .AWG .or .larger, .box .l
ength .should .be .greater .than .or .equal .to .times .the .trade .diameter .of .the .largest .cond
uit .entering .box. .- .Correct . .Answer .- .Eight
Chapter .9 .note .4 .states .conduit .nipples .less .than .24 .inches .can .fill .to .a .max .of .their .
cross .sectional .area .- .Correct . .Answer .- .60 .percent
Table .348.22 .gives .the .max .number .of .insulated .conductors .in .size ._______ .FMC? .-
.Correct . .Answer .- .3/8 .(trade .size)
Guest .rooms .of .hotels, .motels, .& .sleeping .rooms .in .dorms .need .a .MIN .or ._____ .gen
eral .purpose .receptacles .installed .that .are .readily .accessible? .- .Correct . .Answer .- .Tw
o
, When .branch-
circuit .conductors .are .contained .inside .a .ballast .compartment .and .they .are .within .3 .in
ches .of .the .ballast, .the .conductors .shall .have .a .temperature .rating .of .at .LEAST .____
_.
a) .105 .degrees .C
b) .90 .degrees .C
c) .75 .degrees .C
d) .60 .degrees .C .- .Correct . .Answer .- .B: .90 .degrees .C
Ref: .410.68
Class ._____ .locations .are .those .that .are .hazardous .because .of .the .presence .of .easil
y .ignitible .fibers .or .materials .producing .combustible .flyings.
a) .I
b) .II
c) .III
d) .IV .- .Correct . .Answer .- .C: .III
Ref: .500.5(D)
Class ._____ .locations .are .those .in .which .flammable .gases, .flammable .liquid .produce
d .vapors, .or .combustible .liquid .produced .vapors .are .present .that .are .explodable. .- .C
orrect . .Answer .- .Class .1
Class .____ .locations .are .those .that .are .hazardous .because .of .combustible .dust .- .Cor
rect . .Answer .- .Class .II
Conductors .with ._______ .Insulation .have .a .greater .ampacity .when .used .in .a .dry .loca
tion .compared .to .when .used .in .a .wet .location .- .Correct . .Answer .- .THHW
When .calculating .total .load .for .buildings .and .finding .minimum .branch .circuit .load, .wh
at .must .be .factored .into .the .volt .amps .for .an .exterior .electric .sign? .- .Correct . .Answer
.- .Demand .load .(1.25)
Table .C.11 .and .C.11(A) .show .conductor .numbers .for .size .for .schedule .40 .PVC, .what
.is .the .difference .in .charts? .- .Correct . .Answer .- .Compact .vs .stranded .conductors
332.30 .states .that .type .MI .cable .shall .be .supported .at .intervals .of .at .least .how .many .
feet? .- .Correct . .Answer .- .Six .feet
What .table .sizes .equipment .grounding .conductors .for .specific .over .current .devices? .-
.Correct . .Answer .- .250.122
Wye .is .another .term .for .what .kind .of .systems? .- .Correct . .Answer .- .Three .phase
What .is .the .equation .for .voltage .drop? .- .Correct . .Answer .- .VD=2KID/CM
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