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

True

False

Question 1 of 25

2. Receptacle providing power for swimming pool recirculating pump motors must be GFCI protected, grounded, and must be at least how far from the inside walls of the pool?

2 feet

6 feet

5 feet

4 feet

Question 2 of 25

3. The ampacity of types NM, NMC, and NMS cable should be determined in accordance with the _______ ( 140 degree F ) conductor temperature rating.

70 degree C

50 degree C

40 degree C

60 degree C

Question 3 of 25

4. Foyers that are not part of a hallway and that have an area that is greater than ____ shall have a receptacle(s) located in each wall space ____ ft or more in width and unbroken by doorways, floor-to-ceiling windows, and similar openings.

50 square ft, 6

60 square ft, 3

60 square ft, 6

50 square ft, 3

Question 4 of 25

5. Live parts of electrical equipment operating at ________ nominal shall be guarded against accidental contact.

50 to 1000 V

12 to 50 V

12 to 24 V

300 to 600 V

Question 5 of 25

6. Where a 125-volt, 15-ampere receptacle is connected to a 120-volt branch circuit supplying two (2) or more receptacles or outlets, the maximum permitted cord-and-plug-connected load to the receptacle is _____.

7.5 amperes

10 amperes

12 amperes

15 amperes

Question 6 of 25

7. Conductors in enclosures for switches or over-current devices shall not fill the wiring space at any cross- section to more than ______ of the cross-sectional area of the space.

20 percent

50 percent

40 percent

30 percent

Question 7 of 25

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

100%

125%

150%

115%

Question 8 of 25

9. Underground service entrance conductors are not permitted in _____.

EMT

PVC

IMC

RMC

Question 9 of 25

10. True or false : Permissive rules of this code are those that identify actions that are allowed but not required, are normally used to describe options or alternative methods, and are characterized by the use of the terms shall be permitted or shall not be required.

False

True

Question 10 of 25

11. Show windows must be calculated either at 200 volt-amps per _________ of show window, or the unit load per outlet as required in other provisions of article 220.14.

1'

2'

4'

3'

Question 11 of 25

12. 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.

1 1/4 inches

2 1/4inches

3 1/2 inches

4 1/2 inches

Question 12 of 25

13. An insulated grounded conductor larger then _______ shall be permitted to be marked with white tape at the time of installation.

8 AWG

2 AWG

6 AWG

4 AWG

Question 13 of 25

14. 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.

70

80

60

90

Question 14 of 25

15. Final spans to buildings shall be permitted to be attached to the building, but they shall be kept not less than _______ feet from windows that are designed to be opened.

4 feet

6 feet

5 feet

3 feet

Question 15 of 25

16. A minimum of ____ 20 amp, ____ small-appliance circuits shall supply receptacle outlets located in the kitchen, pantry, breakfast room, and dining room in a dwelling unit.

three, 2400 VA

two, 2400 VA

two, 1500 VA

three, 1500 VA

Question 16 of 25

17. 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.

10

6

8

4

Question 17 of 25

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

SWD and HID

SWD

SWD or HID

HID

Question 18 of 25

19. Where the supplemental electrode is a rod, pipe, or plate electrode, that portion of the bonding jumper that is the sole connection to the supplemental grounding electrode shall not be required to be larger than _________ copper wire.

8 AWG

6 AWG

4 AWG

2 AWG

Question 19 of 25

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

6

5

9

7

Question 20 of 25

21. What is the minimum clearance that must be maintained between electrical metallic tubing (EMT) and the surface of the roof decking when it is installed under metal-corrugated sheet roof decking?

1-1/2 inch

1-1/3 inch

1-1/6 inch

1-1/4 inch

Question 21 of 25

22. If they are served by the same feeder or service in a one-family, two-family, or multi-family dwelling, it is allowable to apply a demand factor of 75 percent to the name plate rating load of ________ or more appliances fastened in place, other than air- conditioning equipment, clothes dryers, electric ranges, or space heating equipment.

6

7

5

4

Question 22 of 25

23. Plug fuses of the Edison-base type shall be classified at not over 125 volts and ________ and below.

30 amperes

50 amperes

20 amperes

40 amperes

Question 23 of 25

24. For a building or structure where the meter enclosure is adjacent to the service disconnecting means, it is permitted to ground the meter enclosure to the _____ conductor on the load side of the service disconnect if ground-fault protection is not provided.

bonding

grounding

phase

grounded

Question 24 of 25

25. 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 _____ inches above the underground installation.

12

14

10

13

Question 25 of 25

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