Residential Wiring (A)
This piping system shall NOT be used as a grounding electrode
What is metal underground gas pipe
Name a location within a residential dwelling that would require GFCI protection
What is garage (Answers will vary)
The screw shell of a luminaire or lampholder shall be connected to the _____ conductor
What is grounded/neutral
Grounded conductors _____ and larger can be identified by distinctive white or gray markings at their terminations
What is #4AWG 200.6(B)4
The current of two resistors placed in series would be ____
What is equal/same
Which portion of a dwelling is NOT counted when calculating the general lighting and receptacle load
What is garage (Answers may vary)
The general lighting load demand factor for the first 3,000VA is _______
What is 100%
Overcurrent devices shall be installed so the center of the handle in the highest position is not more than ____ above the working platform
What is 6' 7" 240.24(A)
Type AC cable shall be secured within ____ inches of outlet box, cabinet, conduit body or fitting
What is 12"
A sine wave with an RMS voltage of 120 volts would have a peak value of _____ volts
What is 170
When cables routed through bored holes in joist, rafters or wood members do NOT maintain the minimum 1 1/4" distance from the edge of the wood, a _____ shall be installed to protect the cable.
What is nail plate
_____ provides protection for personal and trips when their a current imbalance of 4-6ma between the neutral and hot in the load
What is GFCI
When calculations in article 220 result in a fraction of an ampere less than ____, such fractions can be dropped
What is .5 220.5(B)
The minimum size overhead service conductor permitted is _____ AWG copper or _____ AWG aluminum
What is 8 and 6 230.23(B)
DAILY DOUBLE!!
The power company supplies _____ power
(Hint: Beer Glass)
What is apparent power
Within a panelboard, the overcurrent protection device is connected to the _______ circuit conductor
What is ungrounded (Hot, black, red)
Often this is used as a grounding electrode in a residential wiring system
What is ground rod, uffer, H20 pipe
Conductor adjustment factors shall NOT apply to conductors in raceways having a length not exceeding ____ inches
What is 24". Nipple 310.15(C)(1)(b)
Rigid metal conduit that is directly buried in a trench below 2" thick concrete shall have at least ____ inches of cover
What is 6 inches T300.5(A)
The unit of measure for inductors is _____
What is Henrys
The dwelling lighting load demand factor used for 3001-120,000 VA
What is 35%
The NEC permits an additional demand factor of _____% for the neutral conductor for household electric ranges and dryers
What is 70
Expansion fittings for PVC conduit SHALL be installed when thermal expansion and contraction is expected to be ____ or greater
What is 1/4" 352.44(A)
Where a feeder supplies a continuous load or combo of continuous and non-continuous loads, the feeder conductor shall have an ampacity not less than the non-continuous load plus_____ % of the continuous load
What is 125%
Magnetic lines of force are called _____
What is flux