Journeyman Electrician Practice Test-23
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Journeyman Electrician exam practice test exam -23
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Question 1 of 10
1. Question
1 pointsWhat is the maximum allowable voltage in between the conductors on branch circuits supplying lamp holders in industrial establishments?
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Question 2 of 10
2. Question
1 pointsFor branch circuits and service entrance wires demand factor may be applied in calculating ampacity requirements but for feeder conductors.
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Question 3 of 10
3. Question
1 pointsThreaded rigid metal conduit wiring is acceptable in all locations irrespective of their classification.
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Question 4 of 10
4. Question
1 pointsThe general lighting load in Volt-ampere/Sq.Foot that a church building requires is …………..
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Refer NEC 220.12
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Question 5 of 10
5. Question
1 pointsWhat is the total branch circuit load calculated for general illumination for a 3000 square feet dwelling house?
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Refer NEC Table 220.12 :
The general lighting load for dwelling unit is 3 Volt-Ampere / Square Foot.
So total general lighting load = 3000 * 3 = 9000 Volt-Ampere / Square Foot.
Refer: NEC Table 220.42
The Feeder demand factor for dwelling unit is
100 % — First 3000 Volt-Amperes
35% —– 3000 – 120 000 Volt-Amperes
Total calculated load = 100% * 3000 + 35% * 6000 = 3000 + 2100 = 5100 Volt-Amperes -
Question 6 of 10
6. Question
1 pointsIf a 120 Volts electric dryer which is plugged into a receptacle will always trip, if the receptacle is protected with GFCI.
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False
If the water is placed in a not metallic bucket, then there is no current flow path to ground. The GFCI will not trip. -
Question 7 of 10
7. Question
1 pointsAccording to NEC 2011, a 4 inch square metal box with 1/4 depth has a minimum volume equal to which of the following?
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Refer: NEC 314.16(A)
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Question 8 of 10
8. Question
1 pointsWhen one or more equipment grounding conductors or equipment bonding jumpers enters in a metal box can be considered as how many number of total conductors in a metal box?
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Refer: NEC 314.16 (5)
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Question 9 of 10
9. Question
1 pointsEMT conduit can be used in all the locations including hazardous locations.
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Refer: NEC 358.12
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Question 10 of 10
10. Question
1 pointsIn an series electrical quantity which of the following electrical parameter has the same value?
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