Journeyman Electrician Practice Test-27
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Question 1 of 10
1. Question
1 pointsHow many maximum number of No 8 conductors that a (4 × 1/2) square metal box can enclose as per NEC 2011?
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Refer: NEC Table 314.16 (B)
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Question 2 of 10
2. Question
1 pointsWhat is the minimum free space required for No 12 AWG conductor with in the metal box?
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Refer: NEC Table 314.16(B)
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Question 3 of 10
3. Question
1 pointsThe total maximum bend of a FMC between two pull points is which of the following?
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Refer : NEC 348.26
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Question 4 of 10
4. Question
1 pointsA single phase motor 5 HP , 230 volts motor has a full load current rating is 32 amperes, What is the full load conductor size that can be used?
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Refer NEC 430.22
Full load conductor ampacity = 125 * 32 = 40 amperes
Nec Table 430.52 -> No 8 THWN -
Question 5 of 10
5. Question
1 pointsThe grounded conductor terminal shall terminate with in the panel board in an individual terminal.
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Refer : NEC 408.41
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Question 6 of 10
6. Question
1 pointsWhich of the following is the length of the 120 volt flexible cord that supplies a room air-conditioner?
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Refer : NEC 440.64
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Question 7 of 10
7. Question
1 pointsAmusement rides or carnival rides cannot be located less than …………………….. in any direction from over head lines
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Refer : NEC 525.5 B
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Question 8 of 10
8. Question
1 pointsIf the temperature of an conducting material increases, then the resistance of the conducting material ………………………….
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Resistance is proportional to temperature
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Question 9 of 10
9. Question
1 pointsWhich of the following is the minimum service size per mobile home in a mobile park?
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Refer : NEC 550.31 (1)
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Question 10 of 10
10. Question
1 pointsWhen the supply frequency decreases the inductive reactance will ………………….
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Basic Electrical Theory