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Flash Cards Practice

1. For over 1000 volts, nominal what is the minimum size copper conductor in a cable?

Question 1 of 25

2. Receptacles in health care facilities that have isolated grounding terminals as described in 250.146(D) are allowed in the vicinity of patient care areas.

Question 2 of 25

3. 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?

Question 3 of 25

4. Generally, in a movie theater the manual switch for controlling the emergency lighting systems is permitted to be located _____.

Question 4 of 25

5. An electrode encased by at least 2" of concrete shall be permitted to be 20' of base copper conductor not smaller than _________ AWG.

Question 5 of 25

6. Where a branch circuit supplies continuous loads or any combination of continuous and non- continuous loads, the minimum branch-circuit conductor size shall have an allowable ampacity not less than the non-continuous load plus ______ of the continuous load.

Question 6 of 25

7. Where 10-20 current-carrying conductors are installed in the same raceway the ampacity of each conductor shall be reduced ______ percent.

Question 7 of 25

8. For installations consisting of not more than two 2-wire branch circuits, the feeder or branch - circuit disconnecting means shall have a rating of not less than __________.

Question 8 of 25

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

Question 9 of 25

10. Branch circuit ratings are identified as circuits under what amperage?

Question 10 of 25

11. A mogul-based lamp holder installed on a 30-ampere branch circuit shall have a rating of at least ____ watts.

Question 11 of 25

12. What size overcurrent protection device is required for a branch circuit with a continuous load of 80 amps with 75 degrees C terminals and 3 AWG cu THWN conductors?

Question 12 of 25

13. At least one receptacle outlet shall be installed at each peninsular counter-top space with a long dimension of _______ inches or greater.

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.

Question 14 of 25

15. LFMC must be fastened in place securely by approved means ________ in. or less of each box, cabinet, conduit body, or other conduit termination. Exceptions ignored.

Question 15 of 25

16. What is the minimum size AWG for festoon lighting?

Question 16 of 25

17. What is the minimum size conductor for 20A branch circuit?

Question 17 of 25

18. Installation of rigid mental conduit (RMC) is required to be fastened within what minimum distance from a junction box, panel board, or cabinet, where structural members readily permit fastening?

Question 18 of 25

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

Question 19 of 25

20. An insulated conductor that is intended for use as a grounded conductor where contained in a flexible cord shall be identified by what color?

Question 20 of 25

21. For a one-family dwelling, the feeder disconnecting means shall have a rating of not less than _________ amperes, 3-wire.

Question 21 of 25

22. Auxiliary gutters made of sheet metal must be secured and supported at intervals of ft. or less along their entire length.

Question 22 of 25

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

Question 23 of 25

24. For dwelling units, at least one receptacle outlet accessible at grade level and not more than ________ feet above grade shall be installed at the front and back of each dwelling.

Question 24 of 25

25. Circuit breakers used as switches, and switches containing fuses, shall be in a location so that they can be operated from a readily accessible place, and must be placed so that when the center of the grip of the operating handle of the circuit breaker or switch is in it's highest position, it is _______ or less above the working platform or floor. Exceptions ignored.

Question 25 of 25


 

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