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1. Fixtures wires shall not be smaller than ________ AWG.

12

14

18

16

Question 1 of 25

2. 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.

5000

1000

6000

4000

Question 2 of 25

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

True

False

Question 3 of 25

4. In general how many receptacles can be installed on a single 120V 20 amp circuit?

11

13

12

10

Question 4 of 25

5. Receptacle outlets shall be calculated at not less than ______ va for each single yoke.

125

150

180

240

Question 5 of 25

6. Over what length would 12 awg festoon lighting need to be supported by a messenger wire?

40'

50'

20'

30'

Question 6 of 25

7. What is the minimum ground cover required when installing a 20-ampere, 120-volt, GFCI protected, direct - buried branch circuit, using Type UF cable to supply landscape lighting for a residence.

10 inches

11 inches

12 inches

13 inches

Question 7 of 25

8. For a fixed or stationary electric sign installed in a fountain, the disconnecting means must be at least how far horizontally from the inside wall of the fountain?

7'

10'

5'

2'

Question 8 of 25

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

5000

1500

3000

6000

Question 9 of 25

10. Rod and pipe electrodes shall not be less than ______ in length.

5 feet

7 feet

8 feet

6 feet

Question 10 of 25

11. What is the minimum clearance required between a surface mounted incandescent luminaire installed above the door or on the ceiling of a clothes closet, and the nearest shelf?

10 inches

9 inches

12 inches

11 inches

Question 11 of 25

12. True or false: If fire alarm cable is abandoned, the accessible portions must be removed.

False

True

Question 12 of 25

13. Circuit breakers used as switches in 120 volt and 277 volt fluorescent lighting shall be marked.

SWD and HID

SWD or HID

HID

SWD

Question 13 of 25

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

110 Amp

75 Amp

90 Amp

1200 Amp

Question 14 of 25

15. In front of electric equipment, the working space must have space for doors or hinged panels to open ______ degrees or more.

90 degrees

75 degrees

100 degrees

80 degrees

Question 15 of 25

16. A 20 ampere branch circuit is permitted supply lighting units together with utilization equipment in all of the following situations except:

where the 20-ampere circuit is a small-appliance branch circuit

if the utilization equipment is cord-and-plug connected.

if the utilization equipment is fastened in place.

where the rating of any one cord-and-plug-connected utilization equipment not fastened in place does not exceed 80 percent of the branch-circuit rating.

Question 16 of 25

17. Where used outside, aluminum or copper-clad aluminum grounding electrode conductors shall not be terminated within _________ of the earth.

18 inches

20 inches

15 inches

19 inches

Question 17 of 25

18. Electric signs and outline lighting systems must be _______ or more above areas accessible to vehicles unless protected from physical damage.

10 ft

14 ft

9 ft

20 ft

Question 18 of 25

19. 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 19 of 25

20. True or false: It is permissible to use a metal pole supporting a sign cabinet or sign system to enclose the supply conductors.

True

False

Question 20 of 25

21. What total minimum volt-amperes (VA) shall be included when calculating the demand load for small-appliance and laundry circuit loads a one-family dwelling?

3,400

6,400

5,300

4,500

Question 21 of 25

22. 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?

55 amps

30 amps

50 amps

80 amps

Question 22 of 25

23. Equipment used outdoors and exposed to rain, snow and sleet must be type _____.

3X and 12K

3 and

3S and 3X

4X and 3R

Question 23 of 25

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

6

7

8

10

Question 24 of 25

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

10'

4'

2'

6'

Question 25 of 25

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