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1. EMT shall be securely fastened in place at least every _______ feet.

9 feet

10 feet

11 feet

12 feet

Question 1 of 25

2. Which of the following is not a standard ampere rating for a circuit breaker?

55

35

25

45

Question 2 of 25

3. What is the minimum number of general purpose receptacles required to be readily accessible when installed in sleeping room of dorms, or guest rooms of hotels and motels.

3

8

2

6

Question 3 of 25

4. In each dwelling unit, the small appliance load will be calculated at __________ for each 2-wire small appliance branch circuit as determined by 210.11 (1).

1200

1600

1300

1500

Question 4 of 25

5. For dwelling units, at least one receptacle outlet accessible at grade level and not more than ________ feet above grade shall be installed at the front and back of each dwelling.

6-1/2

7-1/2

2-1/2

3-1/2

Question 5 of 25

6. What is the minimum length, in feet, for rod and pipe ground electrodes made of specific materials?

7

10

6

8

Question 6 of 25

7. The sum of the cross-sectional areas of all contained conductors at any cross-section of a sheet metal auxiliary gutter shall not be exceed ______ percent of the interior cross-sectional area of the sheet metal auxiliary gutter.

19 percent

20 percent

22 percent

21 percent

Question 7 of 25

8. What is the minimum distance that conductors, weather heads, and service entrances, shall be kept from windows, doors, porches, balconies, and fire escapes?

4'

2'

3'

6'

Question 8 of 25

9. Service-entrance cables shall be supported by straps or other approved means within _______ of every service head, goose-neck, or connection.

12 inches

13 inches

11 inches

10 inches

Question 9 of 25

10. Outlet boxes that do not enclose devices or utilization equipment shall have a minimum internal depth of _________ inch.

1/4

1/2

1/5

1/3

Question 10 of 25

11. A single electrode consisting of a rod, pipe, or plate that does not have a resistance to ground of ________ or less shall be augmented by one additional electrode.

35 ohms

25 ohms

20 ohms

30 ohms

Question 11 of 25

12. What is the minimum length/space of a wall?

6'

2'

10'

4'

Question 12 of 25

13. The workspace width shall be the width of the equipment or 30" whichever is greater.

True

False

Question 13 of 25

14. For track lightning in other than dwelling units or guest rooms of hotels or motels, an additional load of ________ volt-amperes shall be included for every 2 feet of lighting track or fraction thereof.

150

250

50

350

Question 14 of 25

15. For equipment rated 1200 amperes or more and over 6 feet wide that contain over-current devices, there shall be one entrance to and egress from the required working space not less than ________ high at each end of the working space.

5-1/2 feet

7-1/2 feet

6-1/2 feet

2-1/2 feet

Question 15 of 25

16. The clear zone distance from the top of a bathtub rim or a shower stall threshold must be at least_______ ft. horizontally for any parts of chain-, cable- or cord- suspended luminaries, cord-connected luminaries (fixtures), lighting track, pendent, or ceiling-suspended (paddle) fans.

5

4

2

3

Question 16 of 25

17. A clear zone distance from the top of a bathtub rim or a shower stall threshold must be at least _____ ft. vertically for any parts of chain-, cable-or cord-suspended luminaries, cord-connected luminaries (fixtures), lighting track, pendent, or ceiling-suspended (paddle) fans.

5 feet

6 feet

7 feet

8 feet

Question 17 of 25

18. True or false: The raceway fill limitations detailed in 300.17 will apply to coaxial cables.

True

False

Question 18 of 25

19. Type MC cables containing four or fewer conductors, sized no larger than 10 AWG, shall be secured within ________ of every box, cabinet, fitting, or other cable termination.

10 inches

11 inches

13 inches

12 inches

Question 19 of 25

20. Over head spans of open conductors and open multi-conductor shall be ________ over residential property and driveways where the voltage does not exceed 300 volts to ground.

10 feet

13 feet

11 feet

12 feet

Question 20 of 25

21. What is the minimum clearance over residential driveways of overhead spans of open conductors of up to 300 volts to ground.

15 feet

12 feet

11 feet

10 feet

Question 21 of 25

22. There shall be no more than _________ disconnects per supply grouped in any one location.

5

6

9

7

Question 22 of 25

23. For 1000 volts, nominal or less what is the minimum size copper conductor for spans up to 50'?

6AWG

4AWG

8AWG

10AWG

Question 23 of 25

24. Feeder circuits are not allowed to exceed what percentage of voltage drop?

3

5

2

10

Question 24 of 25

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

3

4

1

2

Question 25 of 25

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