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1. What is the maximum cross-sectional value that conduit under 24 inches long may be filled?

80%

70%

40%

50%

Question 1 of 25

2. What is the minimum ampacity of the branch-circuit conductors used to supply a 7-1/2 hp, 240 volts, single-phase induction type, ca motor for continuous duty application?

30 amps

55 amps

50 amps

80 amps

Question 2 of 25

3. ____ shall not be considered wall space for spacing receptacles in a dwelling unit.

Fixed panels in exterior walls

Any space 2 ft or more in width

Fixed room dividers

Sliding glass doors

Question 3 of 25

4. Tap conductors supplying a transformer not over 25' in length, the tap conductor shall have an ampacity rating of at least ________ the rating of the overcurrent protective device.

1/4

1/3

1/10

1/2

Question 4 of 25

5. Installation of rigid mental conduit (RMC) is required to be fastened within what minimum distance from a junction box, panel board, or cabinet, where structural members readily permit fastening?

4 feet

2 feet

3 feet

5 feet

Question 5 of 25

6. How far must the separation be between any light, power, or Class 1 conductors or radio and television conductors, and underground antenna conductors for radio and television receiving equipment?

12 inches

11 inches

13 inches

10 inches

Question 6 of 25

7. Show window loads shall be computed at 200 volt-amperes per _______ of show window.

4 feet

3 feet

1 foot

2 feet

Question 7 of 25

8. For a size 6 AWG THHN copper conductor connected to a fusible disconnect switch with terminals rated for 75 degrees Celsius, what is the maximum current load, in amps?

65 amps

100 amps

75 amps

50 amps

Question 8 of 25

9. The load for household electric clothes dryers in a dwelling unit(s) shall be ________ watts (volts-amperes) or the nameplate rating, whichever is larger for each dryer served.

6000

5000

4000

1000

Question 9 of 25

10. There shall not be more than the equivalent of four quarter bends ( ________ total ) between pull points, for example, conduit bodies and boxes.

160 degrees

260 degrees

460 degrees

360 degrees

Question 10 of 25

11. 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 11 of 25

12. The load for an electric sign or outline lighting system should be computed at a minimum of _______ volt-amps when sizing the service calculation.

1200

1000

1300

1100

Question 12 of 25

13. Branch circuit ratings are identified as circuits under what amperage?

100

60

50

20

Question 13 of 25

14. Outdoor 15 or 20 amperes, 125-volt, single-phase receptacles for a dwelling are not required to be GFCI protected if they are supplied from a dedicated branch circuit and installed:

at least 6 ft., 6 in. above grade.

at a second-floor balcony.

for electric snow-melting or deicing equipment that is not readily accessible and installed in accordance with Article 426.

in a weatherproof box.

Question 14 of 25

15. The total marked rating of a cord-and-attachment-plug-connected room air conditioner shall not exceed _____ percent of the rating of a branch circuit where no other loads are supplied.

80 percent

60 percent

90 percent

70 percent

Question 15 of 25

16. What is the maximum continuous load for 12 AWG copper?

30

20

16

25

Question 16 of 25

17. General lighting in dwelling units is requires to have at least _______ VA.

2 VA

5 VA

4 VA

3 VA

Question 17 of 25

18. Where a cable or race-way -type wiring method is installed through bored holes in joist , rafters, or wood members, holes shall be bores so that the edge of the hole is not less than _______ from the nearest edge of the wood member.

2 1/4inches

4 1/2 inches

1 1/4 inches

3 1/2 inches

Question 18 of 25

19. Which one of the following listed circuit breakers is NOT a standard ampere rating?

75 Amp

90 Amp

110 Amp

1200 Amp

Question 19 of 25

20. 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.

7-1/2

3-1/2

6-1/2

2-1/2

Question 20 of 25

21. 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.

13 inches

11 inches

12 inches

10 inches

Question 21 of 25

22. When using rod and pipe electrodes, where rock bottom is encountered, he electrode shall be driven at an oblique angle not to exceed ________ from the vertical.

45 degrees

35 degrees

40 degrees

30 degrees

Question 22 of 25

23. Where 10-20 current-carrying conductors are installed in the same raceway the ampacity of each conductor shall be reduced ______ percent.

30

40

60

50

Question 23 of 25

24. What is the minimum va for a clothes dryer?

1500

3000

6000

5000

Question 24 of 25

25. How many conductors is a single device counted as when it is wider than two (2) inches and installed in a 2-gang divide box?

6

2

4

8

Question 25 of 25

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