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1. Where the service-entrance phase conductors are installed in parallel, in two or more raceways, the size of the grounded conductor in each raceway shall not be smaller than _______ AWG.

2/0

#1

#2

1/0

Question 1 of 25

2. Within or behind a surface of concrete, tile, gypsum, plaster, or other non-combustible material, boxes shall be installed so that the front edge of the box will not be set back of the finished surface more than ______ inch.

1/3

1/2

1/4

1/5

Question 2 of 25

3. Which of the following is not a standard ampere rating for a fuse?

6

10

15

7

Question 3 of 25

4. True or false : Permissive rules of this code are those that identify actions that are allowed but not required, are normally used to describe options or alternative methods, and are characterized by the use of the terms shall be permitted or shall not be required.

True

False

Question 4 of 25

5. What is the minimum size of a rectangular manhole?

20x24

26x22

24x28

12x16

Question 5 of 25

6. An insulated conductor that is intended for use as a grounded conductor where contained in a flexible cord shall be identified by what color?

Red or Blue

White or Gray

Brown or Yellow

Black or Orange

Question 6 of 25

7. Nonmetallic-sheathed cable shall be secured by staples, cable ties, straps, hangers or similar fittings within _______ inches of every cabinet, box or fitting.

10 in

12 in

5 in

20 in

Question 7 of 25

8. Receptacles installed in a kitchen to serve counter-top surfaces shall be supplied by not fewer than _______ small-appliance branch circuits.

1

3

2

4

Question 8 of 25

9. Live parts of electrical equipment operating at ________ nominal shall be guarded against accidental contact.

12 to 24 V

12 to 50 V

300 to 600 V

50 to 1000 V

Question 9 of 25

10. What is the minimum size conductor for 20A branch circuit?

10

18

12

14

Question 10 of 25

11. For a branch-circuit where lighting outlets or general-use receptacles are also supplied, what is the maximum percentage of the rating that may not be exceeded by a cord-and- attachment-plug-connected room air- conditioner?

60%

50%

40%

70%

Question 11 of 25

12. In no case shall the point of attachment for overhead service - drop conductors be less than ________ above the finished grade.

11 feet

8 feet

9 feet

10 feet

Question 12 of 25

13. When armored cable, Type AC, is installed in an accessible attic and is run parallel to the sides of rafters, studs, or floor joists, _____.

either A or B

the cable shall be protected with running boards

the cable shall be protected by guard strips at least as high as the cable

Question 13 of 25

14. What is generally the maximum distance above the counter-top for receptacle outlets in dwelling unit kitchens?

20 inches

50 inches

40 inches

30 inches

Question 14 of 25

15. For placement of receptacle outlets in a dwelling unit, a wall space shall include any space ____ ft or more in width (including space measured around corners) and unbroken along the floor line by doorways and similar openings, fireplaces, and fixed cabinets.

3

2

4

6

Question 15 of 25

16. Thermal insulation shall not be installed above a recessed luminaire (fixture) or within _______ inches of the recessed luminaires (fixtures) enclosure, wiring compartment, or ballast unless it is identified for contact within insulation, Type IC.

5

2

4

3

Question 16 of 25

17. Which Article has the requirements for the installation of wiring for radio and television receiving equipment, including amateur/citizen band radio equipment antennas and digital satellite receiving equipment for television signals?

910

810

610

710

Question 17 of 25

18. True or False: The NEC does NOT cover installations in ships, aircraft, or underground mines.

False

True

Question 18 of 25

19. Where a branch circuit supplies continuous loads or any combination of continuous and non-continuous, the rating of the over-current device shall not be less than the noncontinuous load plus _______ of the continuous load.

125 percent

120 percent

130 percent

135 percent

Question 19 of 25

20. Which of the following shall not be located over the steps of a stairway?

Overcurrent devices

Switches controlling luminaires

General-use receptacles

Junction boxes

Question 20 of 25

21. Receptacles installed in a kitchen to serve counter-top surfaces shall be supplied by not fewer than _______ small-appliance branch circuits.

2

3

4

1

Question 21 of 25

22. General lighting in dwelling units is required to have a unit load of at least _______ VA.

4

5

3

6

Question 22 of 25

23. Overhead service -drop conductors shall have a vertical clearance of not less than _______ feet above the roof surface.

6

8

6

4

Question 23 of 25

24. General lighting in dwelling units is required to have a unit load of at least _______ VA.

5

6

4

3

Question 24 of 25

25. Unless they are within _______ of the wall, receptacle outlets in floors may not be counted as a part of the minimum required number of receptacle outlets.

4-1/2 feet

3-1/2 feet

2-1/2 feet

1-1/2 feet

Question 25 of 25

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