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NEC Code Practice Tests Quiz Questions Answers 5
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Question 1 of 19
1. Question
1 pointsThe maximum overcurrent protection for the primary windings of a transformer not over 600 V whose primary current rating less than 2 A is _____ :
Correct
Please Refer: NEC Code Table 450.3(B)
Incorrect
Please Refer: NEC Code Table 450.3(B)
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Question 2 of 19
2. Question
1 pointsThe ampacity of the conductors from the Generator windings to the line side of the Generator over-current protection device must not be less than ______ of the nameplate current rating of the Generator:
Correct
Please Refer: NEC Code 445.13
Incorrect
Please Refer: NEC Code 445.13
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Question 3 of 19
3. Question
1 pointsThe full load current (FLC) for 1 hp three phase alternating current motor supplied by 208 V supply voltage is _____ :
Correct
Please Refer: NEC Code Table 430.250
Incorrect
Please Refer: NEC Code Table 430.250
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Question 4 of 19
4. Question
1 pointsFor a stationary motors of ______ hp or less, the branch circuit overcurrent device is permitted to serve as the disconnecting means:
Correct
Please Refer: NEC Code 430.109(B)
Incorrect
Please Refer: NEC Code 430.109(B)
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Question 5 of 19
5. Question
1 pointsNM cable run horizontally through the framing members is considered supported if secured within ______ of the termination:
Correct
Please Refer: NEC Code 334.30(A)
Incorrect
Please Refer: NEC Code 334.30(A)
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Question 6 of 19
6. Question
1 pointsCables that runs across the top of floor joints or across the face of rafters or studding within ______ of floor must be protected by guard strips that are least as high as the cables:
Correct
Please Refer: NEC Code 334.23(A)
Incorrect
Please Refer: NEC Code 334.23(A)
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Question 7 of 19
7. Question
1 pointsSmooth Sheath Type MC cables must not be bent so that bending radius of the inner edge of the cable is less than _____ times the external diameter:
Correct
Please Refer: NEC Code 330.24(A)(1)
Incorrect
Please Refer: NEC Code 330.24(A)(1)
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Question 8 of 19
8. Question
1 pointsReceptacles located more than ______ from the wall or room divider may not be counted as required receptacles:
Correct
Please Refer: NEC Code 210.52(A)(3)
Incorrect
Please Refer: NEC Code 210.52(A)(3)
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Question 9 of 19
9. Question
1 pointsType AC cables must be supported and secured at intervals not exceeding ______ :
Correct
Please Refer: NEC Code 334.30
Incorrect
Please Refer: NEC Code 334.30
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Question 10 of 19
10. Question
1 pointsThe minimum distance between raceways enclosing the same conductors is ______ times the trade size of the largest raceway:
Correct
Please Refer: NEC Code 314.28(A)(2)
Incorrect
Please Refer: NEC Code 314.28(A)(2)
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Question 11 of 19
11. Question
1 pointsBox calculations for ______ and larger conductors under 600 V are performed based on the size and numbers of raceways:
Correct
Please Refer: NEC Code 314.28
Incorrect
Please Refer: NEC Code 314.28
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Question 12 of 19
12. Question
1 pointsA luminaire supported by a single conduit shall not exceed ______ in any horizontal direction from the point of conduit entry:
Correct
Please Refer: NEC Code 314.23(H)(2)
Incorrect
Please Refer: NEC Code 314.23(H)(2)
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Question 13 of 19
13. Question
1 points____ 10 AWG THHN conductors are permitted in 3/4 in AMC:
Correct
Incorrect
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Question 14 of 19
14. Question
1 pointsSingle receptacles that provide shore power for boats must be rated not less than ____:
Correct
Please Refer: NEC Code 555.19(A)(4)
Incorrect
Please Refer: NEC Code 555.19(A)(4)
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Question 15 of 19
15. Question
1 pointsLand areas not subjected to tidal fluctuations is defined as the horizontal plane ____ above highest water level that occurs under normal circumstances:
Correct
Please Refer: NEC Code 555.2
Incorrect
Please Refer: NEC Code 555.2
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Question 16 of 19
16. Question
1 pointsPVC can be installed below a Class I area if buried under not less than ____ of cover:
Correct
Please Refer: NEC Code 514.8
Incorrect
Please Refer: NEC Code 514.8
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Question 17 of 19
17. Question
1 pointsBranch circuit conductors for information technology equipment must have an ampacity not less than _____ of the total load connected:
Correct
Please Refer: NEC Code 645.5(A)
Incorrect
Please Refer: NEC Code 645.5(A)
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Question 18 of 19
18. Question
1 pointsAudio system equipment supplied by a branch circuit must not be placed within ______ horizontally of the inside wall of a pool, spa, hot tub, fountain or prevailing tidal high water mark:
Correct
Please Refer: NEC Code 640.10(A)
Incorrect
Please Refer: NEC Code 640.10(A)
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Question 19 of 19
19. Question
1 pointsUnderground wiring is not permitted under a pool or within _____ horizontally of the inside wall of a pool:
Correct
Please Refer: NEC Code 680.10
Incorrect
Please Refer: NEC Code 680.10