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1. 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.

2

5

4

3

Question 1 of 25

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

11 feet

10 feet

12 feet

15 feet

Question 2 of 25

3. GFCI protection in a dwelling unit is required in _____.

Dens and Bedrooms

Bathrooms and Crawl spaces

Attics and Outdoors

Closets and Laundry

Question 3 of 25

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

12

14

16

18

Question 4 of 25

5. 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.

1/0

2/0

#1

#2

Question 5 of 25

6. Type MC cable shall be supported and secured at intervals not exceeding ________ feet.

4

6

5

7

Question 6 of 25

7. When conductors are installed in a conduit or tubing nipple of _____ or less in length, the ampacity adjustment factors for more than three (3) current-carrying conductors in the raceway, are not required to be applied.

48

30"

24"

36"

Question 7 of 25

8. What is the smallest size grounding conductor allowed for grounding the structural reinforcing steel of a swimming pool?

5 AWG

7 AWG

8 AWG

6 AWG

Question 8 of 25

9. What is the minimum percentage of the maximum current rating for PV system overcurrent devices, as calculated in 690.8(A)?

125%

100%

150%

115%

Question 9 of 25

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

Switches controlling luminaires

Junction boxes

Overcurrent devices

General-use receptacles

Question 10 of 25

11. Aluminum, copper-clad aluminum, or copper conductors, for each phase, polarity, neutral, or grounded circuit shall be permitted to be connected in parallel only in sizes __________ and larger.

1/0

3/0

2/0

4/0

Question 11 of 25

12. If multiple rod, pipe, or plate electrodes are installed to meet the grounding requirements shall not be less than _______ apart.

4 feet

6 feet

5 feet

7 feet

Question 12 of 25

13. 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?

40%

60%

70%

50%

Question 13 of 25

14. 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.

2

6

8

3

Question 14 of 25

15. 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.

2

6

8

3

Question 15 of 25

16. Continuous loads are loads that are expected to run for how many hours?

2

1

5

3

Question 16 of 25

17. If a branch circuit served by 12 AWG conductors is protected by a 15-ampere circuit breaker, what kind of rating does it have?

16 ampere

13 ampere

14 ampere

15 ampere

Question 17 of 25

18. Trees can be used as supports for overhead conductors.

False

True

Question 18 of 25

19. A required 125-volt, 15- and 20-ampere receptacles in dwelling units shall be installed in any wall space _______ feet or more in width.

5

4

2

3

Question 19 of 25

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

70 %

50%

60 %

80 %

Question 20 of 25

21. In each dwelling unit, the load shall be computed at __________ volt-amperes for each 2-wire small-appliance branch circuit required.

1500

1400

1600

1300

Question 21 of 25

22. Final spans to buildings shall be permitted to be attaches to the building, but thy shall be kept not less than _______ from the windows that are designed to be opened.

5 feet

2 feet

3 feet

4 feet

Question 22 of 25

23. Underground service conductors that are not encased in concrete and that are buried 18 inches or more below grade shall have their location identified by a warning ribbon that is placed in the trench at least ________ above the underground installation.

24

18

16

12

Question 23 of 25

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

90

80

75

100

Question 24 of 25

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

7

10

6

8

Question 25 of 25

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