What table sizes bonding jumpers for for AC systems? - ANSWER250.102(C)(1)
The NEC defines continuous load to be a load where max current on the circuit continues for at least how many hours? - ANSWERThree
To use the adjustment factors in table 310.15(B)(3)(A), you must have greater than how ...
Journeyman electrician exam prep
ACCURATE 100%
What table sizes bonding jumpers for for AC systems? - ANSWER250.102(C)(1)
The NEC defines continuous load to be a load where max current on the circuit continues for at least
how many hours? - ANSWERThree
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? - ANSWERGreater than three
Where in the NEC codebook would you find EMT sizes for a given size and number of conductors? -
ANSWERAnnex 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 continuous load. -
ANSWER125%
Liquidtight Flexible Metal Conduit shall be fastened within of each box or other conduit termination -
ANSWERTwelve inches
314.28(A)(1) states that straight pulls in pull boxes with conductors size 4 AWG or larger, box length
should be greater than or equal to times the trade diameter of the largest conduit entering box. -
ANSWEREight
Chapter 9 note 4 states conduit nipples less than 24 inches can fill to a max of their cross sectional
area - ANSWER60 percent
Table 348.22 gives the max number of insulated conductors in size _______ FMC? - ANSWER3/8
(trade size)
Guest rooms of hotels, motels, & sleeping rooms in dorms need a MIN or _____ general purpose
receptacles installed that are readily accessible? - ANSWERTwo
, When branch-circuit conductors are contained inside a ballast compartment and they are within 3
inches 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 - ANSWERB: 90 degrees C
Ref: 410.68
Class _____ locations are those that are hazardous because of the presence of easily ignitible fibers
or materials producing combustible flyings.
a) I
b) II
c) III
d) IV - ANSWERC: III
Ref: 500.5(D)
Class _____ locations are those in which flammable gases, flammable liquid produced vapors, or
combustible liquid produced vapors are present that are explodable. - ANSWERClass 1
Class ____ locations are those that are hazardous because of combustible dust - ANSWERClass II
Conductors with _______ Insulation have a greater ampacity when used in a dry location compared
to when used in a wet location - ANSWERTHHW
When calculating total load for buildings and finding minimum branch circuit load, what must be
factored into the volt amps for an exterior electric sign? - ANSWERDemand 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? - ANSWERCompact vs stranded conductors
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