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26412-11 Special Locations

1. Which of the following may be used to open a fused disconnect or circuit breaker?

Question 1 of 25

2. In an assured equipment grounding program on a job site containing temporary wiring, each receptacle and plug must be tested for the correct grounding conductor termination at intervals not exceeding ________.

Question 2 of 25

3. Which of the following is defined as the length of time it takes for a wood support exposed to fire to reach an average temperature rise of 121°F or an individual temperature rise of 325°F when the temperature is measured on the plane of the wood nearest the fire?

Question 3 of 25

4. Equipotential planes of electrical installations related to manmade bodies of water must be bonded to the electrical grounding system using an insulated, covered, or bare solid copper conductor no smaller than ________.

Question 4 of 25

5. In agricultural buildings that require equipotential planes, the equipotential plane must be bonded to the grounding system with a bare or insulated solid copper wire no smaller than ________.

Question 5 of 25

6. Wall-mounted underwater luminaires must be installed so that the top of the lens is at least how many inches below the water level?

Question 6 of 25

7. Switchboards installed in theaters and similar locations must comply with ________.

Question 7 of 25

8. Electrical nonmetallic tubing installed in club rooms of assembly occupancies must be concealed in walls, floors, and ceilings that provide a thermal barrier of material with a finish rating of at least ________.

Question 8 of 25

9. According to the NEC®, cables on agricultural buildings must be secured within how many inches of any box, cabinet, or fitting to which they connect?

Question 9 of 25

10. Any fixed or stationary electric sign that is installed within a fountain must be at least how many feet inside the fountain, as measured from the outside edge of the fountain?

Question 10 of 25

11. Single insulated feeder and branch circuit conductors may be used to supply power for temporary testing, emergencies, experiments, and developmental work where accessible ________.

Question 11 of 25

12. Which of the following is an approved wiring method allowed in fire-rated construction?

Question 12 of 25

13. A disconnecting means must be provided to disconnect each individual boat shore power receptacle from the ________.

Question 13 of 25

14. For floating structures that are installed to rise and fall in response to the water level without lateral movement, the electrical datum plane is 30" above the point at which the floating structure touches the water and a minimum of how many inches above the deck level?

Question 14 of 25

15. All 125V, single-phase, 15A and 20A general -purpose receptacles mounted in an area of an agricultural equipotential plane are required to be of what type?

Question 15 of 25

16. Power outlets that supply on-stage portable switchboards shall be ________.

Question 16 of 25

17. Individual partitions or grouped partitions cannot contain more than how many receptacle outlets?

Question 17 of 25

18. Portable on-stage switchboards must be equipped with a pilot light and must be supplied by an individual branch circuit rated at ________.

Question 18 of 25

19. If two separate receptacles having different voltages and amperage ratings are installed in a single boat slip, the total load calculation must include ________.

Question 19 of 25

20. When two or more wired partitions are electrically connected together, the cord must be terminated at an attachment plug-and-cord connector equipped with a ________.

Question 20 of 25

21. GFCI protection is required on all 125V, single-phase, 15A and 20A nonlocking type receptacles that are used to assemble or disassemble rides, amusements, or concessions, or when exposed to the ________.

Question 21 of 25

22. The clearance in any direction to swimming pool observation stands, towers, or diving platforms for insulated cables supported by a solidly grounded bare messenger wire or a grounded neutral conductor in a voltage range of 0V to 750V to ground is ________.

Question 22 of 25

23. Electrical installations in and around natural and manmade bodies of water are covered in which of the following?

Question 23 of 25

24. The factor applied to the sum of the rating for 75 shore power receptacles is ________.

Question 24 of 25

25. The ampacity of an extra-hard usage 12 AWG cord with an insulation rating of 90°C is ________.

Question 25 of 25


 

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