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1. In locations other than dwelling units, a 40-ampere branch circuit shall be permitted to supply the following loads:

Fixed lighting units with heavy duty lamp holders

Infrared heating units

Other utilization equipment

All of the above

Question 1 of 25

2. What is the minimum separation for over-head communications wires and cables at any point in the span from the supply service-drops of up to 750 volts?

10 inches

11 inches

12 inches

13 inches

Question 2 of 25

3. Sinks located in areas other than kitchens where receptacles are installed within ________ of the outside edge of the sink, require GFCI protection.

7 feet

5 feet

6 feet

3 feet

Question 3 of 25

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

70 %

60 %

50%

80 %

Question 4 of 25

5. Conductors, including splices and taps, shall not fill gutters more than ______ percent of it's area.

77 percent

76 percent

74 percent

75 percent

Question 5 of 25

6. Generally, receptacles are required to be ______ feet or more from the inside walls of a pool.

7

6

5.

4

Question 6 of 25

7. 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 7 of 25

8. In general, overhead service-drop conductors shall NOT be smaller than _____.

4 AWG

2 AWG

6 AWG

8 AWG

Question 8 of 25

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

3

4

5

6

Question 9 of 25

10. 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.

4/0

3/0

1/0

2/0

Question 10 of 25

11. A bonding jumper not smaller than _______ AWG copper or equivalent must be connected between the radio and television equipment grounding electrode and the power grounding electrode system when they are separate.

8

10

6

4

Question 11 of 25

12. Fixture wires are allowed to be tapped to a branch circuit. What is the minimum size for a 20 amp circuit?

10 awg

16 awg

14 awg

12 awg

Question 12 of 25

13. Snap switches must not be ganged or grouped in enclosures with other receptacles, snap switches, or similar devices, unless they are placed so that voltage is _______volts or less between adjacent devices, or unless placed in enclosures with securely installed, identified barriers between adjacent devices.

299

301

298

300

Question 13 of 25

14. Service - entrance cables shall be supported by straps or other approved means within _______ inches of every service head, goose-neck, or connection to a raceway or enclosure.

10

13

12

9

Question 14 of 25

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

80%

40%

50%

70%

Question 15 of 25

16. Sinks located in areas other than kitchens where receptacles are installed within ________ of the outside edge of the sink, require GFCI protection.

7 feet

3 feet

5 feet

6 feet

Question 16 of 25

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

7

6

10

8

Question 17 of 25

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

12

14

16

18

Question 18 of 25

19. What is the maximum continuous load for 18 AWG copper?

12 amps

10 amps

7 amps

5.6 amps

Question 19 of 25

20. What is the minimum watts (VA), other than name plate rating (whichever is larger) clothes dryers are to be calculated at when doing residential feeder and service calculations?

5,000

6,000

1,000

2,000

Question 20 of 25

21. In industrial establishments only, when a 200-ampere rated busway is tapped from a 600-ampere rated busway, what is the maximum permitted length of the 200-ampere busway where overcurrent protection is not provided for the 200-ampere busway?

125 feet

100 feet

75 feet

50 feet

Question 21 of 25

22. What is the maximum rating allowed of any one cord-and-plug-connected appliance connected to a 20-ampere branch circuit?

16 amperes

10 amperes

20 amperes

15 amperes

Question 22 of 25

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

20'

40'

50'

30'

Question 23 of 25

24. True or false: Surge arresters shall be permitted to be located indoors or outdoors.

False

True

Question 24 of 25

25. Appliance receptacle outlets installed in a dwelling unit for specific appliances shall be installed within ____ ft of the intended location of the appliance.

4

3

8

6

Question 25 of 25

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