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NEC Code Practice Tests Quiz Questions Answers 19
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Question 1 of 15
1. Question
1 pointsAn intercell connector is an electrical conductor that connects two cells on different tiers of the same rack or different shelves of the same rack:
Correct
Please Refer: NEC Code 480.2
Incorrect
Please Refer: NEC Code 480.2
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Question 2 of 15
2. Question
1 pointsThe ampere rating of a Hermetic Refrigerant Motor Compressor must be at least ______ of the nameplate rated load current or branch circuit selection current, whichever is greater:
Correct
Please Refer: NEC Code 440.12(A)(1)
Incorrect
Please Refer: NEC Code 440.12(A)(1)
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Question 3 of 15
3. Question
1 pointsA Circuit breaker can serve as Motor Controller:
Correct
Please Refer: NEC Code 430.111
Incorrect
Please Refer: NEC Code 430.111
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Question 4 of 15
4. Question
1 pointsMotor control circuit conductors sized 14 AWG tapped from the motor branch circuit protection device that extends beyond the tap enclosure must have overcurrent protection of ______:
Correct
Please Refer: NEC Code 430.72(B)(2)
Incorrect
Please Refer: NEC Code 430.72(B)(2)
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Question 5 of 15
5. Question
1 pointsA flexible cord is permitted for an in sink waste disposal if the length of the cord is no longer than ______:
Correct
Please Refer: NEC Code 422.16(B)(1)
Incorrect
Please Refer: NEC Code 422.16(B)(1)
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Question 6 of 15
6. Question
1 pointsTrack lighting must not be installed less than _____ above the finished floor, except where protected from physical damage or where the track operates below 30V open circuit voltage:
Correct
Please Refer: NEC Code 410.151(C)(8)
Incorrect
Please Refer: NEC Code 410.151(C)(8)
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Question 7 of 15
7. Question
1 pointsPVC conduit must not be installed if the ambient temperature exceeds ______:
Correct
Please Refer: NEC Code 352.12(D)
Incorrect
Please Refer: NEC Code 352.12(D)
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Question 8 of 15
8. Question
1 pointsFlexible Metal Conduit (FMC) run horizontally through framing members at intervals of not more then _____ is considered supported:
Correct
Please Refer: NEC Code 348.30(B)
Incorrect
Please Refer: NEC Code 348.30(B)
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Question 9 of 15
9. Question
1 pointsIn a dwelling unit, a cable is permitted to pass perpendicular through a joist or stud space being used fr environmental air:
Correct
Please Refer: NEC Code 300.22(C) Exp
Incorrect
Please Refer: NEC Code 300.22(C) Exp
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Question 10 of 15
10. Question
1 pointsGaps around boxes with flush-type covers that are recessed in noncombustible surfaces must be repaired so there will be no gap greater than _____ at the edge of the box:
Correct
Please Refer: NEC Code 314.21
Incorrect
Please Refer: NEC Code 314.21
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Question 11 of 15
11. Question
1 pointsType AC cable can be unsupported where the cable is not more than _____ long at terminals where flexibility is necessary:
Correct
Please Refer: NEC Code 320.30(D)(2)
Incorrect
Please Refer: NEC Code 320.30(D)(2)
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Question 12 of 15
12. Question
1 pointsSecondary conductors can be run up to 10 ft without overcurrent protection if not less than ______ of the rating of the overcurrent device protecting the primary of the transformer, multiplied by the primary to secondary transformer voltage ratio:
Correct
Please Refer: NEC Code 240.21(C)(2)
Incorrect
Please Refer: NEC Code 240.21(C)(2)
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Question 13 of 15
13. Question
1 pointsOvercurrent protection for 14AWG copper conductors must not exceed:
Correct
Please Refer: NEC Code 240.4(D)(3)
Incorrect
Please Refer: NEC Code 240.4(D)(3)
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Question 14 of 15
14. Question
1 pointsOvercurrent devices located next to the equipment can be mounted above ______, if accessible by portable means:
Correct
Please Refer: NEC Code 240.24(A)(4)
Incorrect
Please Refer: NEC Code 240.24(A)(4)
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Question 15 of 15
15. Question
1 pointsSoil contact resistance at distance of 5 ft from the distance of the of the rod is _______ of the total contact resistance:
Correct
Incorrect