wiring methods (NEC 300) Practice Objective Test
Quiz-summary
0 of 10 questions completed
Questions:
- 1
- 2
- 3
- 4
- 5
- 6
- 7
- 8
- 9
- 10
Information
Free Online Practice Test on NEC(300) Wiring Methods
You have already completed the quiz before. Hence you can not start it again.
Quiz is loading...
You must sign in or sign up to start the quiz.
You have to finish following quiz, to start this quiz:
Results
0 of 10 questions answered correctly
Your time:
Time has elapsed
You have reached 0 of 0 points, (0)
Categories
- Not categorized 0%
- 1
- 2
- 3
- 4
- 5
- 6
- 7
- 8
- 9
- 10
- Answered
- Review
-
Question 1 of 10
1. Question
1 pointsAll conductors of a circuit must be installed in the same cord or cable expect as permitted.
Correct
Incorrect
Refer: NEC 300.3 (B)
-
Question 2 of 10
2. Question
1 pointsAll conductors of a circuit must be installed in the same raceway to ………………………….
Correct
Incorrect
Refer: NEC 250.4(A)(3)
-
Question 3 of 10
3. Question
1 pointsWhich of the following conditions the conductors from different circuits can occupy the same raceway?
Correct
Incorrect
Refer : NEC 300.3 (C)(1)
-
Question 4 of 10
4. Question
1 pointsWhat is the minimum cover depth that a direct buried PVC Cable must have?
Correct
Incorrect
Refer: NEC Table 300.5
-
Question 5 of 10
5. Question
1 pointsDirect-buried cables that emerge from the grade must be protected up-to ……….. ft above the ground.
Correct
Incorrect
Refer: NEC Table 300.5
-
Question 6 of 10
6. Question
1 pointsWhich of the following conductors buried under 18 inch or more should have warning ribbon placed in the trench?
Correct
Incorrect
Refer: NEC 300.5(D)(3)
-
Question 7 of 10
7. Question
1 pointsRaceways can be used as a means of support for other raceways,cables and cords.
Correct
Incorrect
Refer: NEC 300.11
-
Question 8 of 10
8. Question
1 pointsElectrical continuity should be maintained between metal raceways, cables, boxes and fittings to form a continuous low impedance fault current.
Correct
Incorrect
-
Question 9 of 10
9. Question
1 pointsA 3-wire, single-phase, 120/240V multi-wire circuit supplies 2400 W, 120 Volts hair dryer. What is resistance of hair dryer?
Correct
Incorrect
Refer :
Resistance of Hair dryer = 1202/2400 = (120 * 120) / 2400 = 6 ohms -
Question 10 of 10
10. Question
1 pointsCorrect
Incorrect