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Flash Cards Practice

1. 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.

Question 1 of 25

2. Receptacle outlets shall be installed so that there is no point on the wall greater than ____ ft from a receptacle outlet in a dwelling unit.

Question 2 of 25

3. Overhead conductors for festoon lighting shall not be smaller than ________ unless the conductors are supported by messenger wires.

Question 3 of 25

4. Where a permanently installed outdoor swimming pool is located on residential or commercial properties, at least one (1) single-phase, 125-volt, 15- or 20-ampere receptacle shall be located not less than _____ from and not more than _____ from the inside wall of the swimming pool.

Question 4 of 25

5. Receptacle outlets are permitted to be mounted no more than ____ in. below the countertop in a dwelling unit for the physically impaired

Question 5 of 25

6. If more than 2 conductors are used in a tube of EMT conduit, the total interior area that can be filled is no more than _________ percent.

Question 6 of 25

7. Circuits exceeding ____ volts, nominal, between conductors shall be permitted to supply utilization equipment in installations where conditions of maintenance and supervision ensure that only qualified persons service the installation.

Question 7 of 25

8. What is the minimum volume, in inches, required for a two (2) gang device box that is to contain two (2) size 14/2 AWG with a ground NM cables and two (2) size 12/2 AWG with ground NM cables connected to a duplex receptacle connected to a single-pole switch, which also contain four (4) cable clamps?

Question 8 of 25

9. The total rating of utilization equipment fastened in place shall not exceed ____ percent of the 15 or 20 ampere branch-circuit rating.

Question 9 of 25

10. In each dwelling unit, if the small appliance load is subdivided between two or more feeders, the calculated load for each will include at least ________ for each 2-wire small appliance branch circuit.

Question 10 of 25

11. 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.

Question 11 of 25

12. If the AC load is 15,000va and the heating load is 20,000va which one is used when calculating total load?

Question 12 of 25

13. What is the minimum weight of a manhole cover?

Question 13 of 25

14. For installations to supply only limited loads of a single branch circuit, the branch circuit disconnecting means shall have a rating of not less than _________.

Question 14 of 25

15. Receptacle outlets in a dwelling unit shall not serve as one of the required outlets if located more than ____ ft ____ in. from the floor

Question 15 of 25

16. Raceways must not be used to support Class 2 or 3 cables.

Question 16 of 25

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

Question 17 of 25

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

Question 18 of 25

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

Question 19 of 25

20. Plate electrodes shall be installed not less than _______ below the surface of the earth.

Question 20 of 25

21. When a 20-ampere branch circuit serves a single receptacle outlet, the rating of the receptacle generally must be at least:

Question 21 of 25

22. 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?

Question 22 of 25

23. In regard to a commercial building, where a service-entrance conduit having a length of six (6) feet contains four (4) size 2 AWG THWN insulated copper current-carrying conductors, each of the conductors have an allowable ampacity of _____.

Question 23 of 25

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

Question 24 of 25

25. Interior stairs shall have switches at each end, where the stairway between floor levels has ________ risers or more.

Question 25 of 25


 

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