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Flash Cards Practice

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

Question 1 of 25

2. 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 2 of 25

3. Receptacles installed in a kitchen to serve counter-top surfaces shall be supplied by not fewer than _______ small-appliance branch circuits.

Question 3 of 25

4. The length of a pull box containing conductors of size 4 AWG and larger shall not be less than _____ times the trade diameter of the largest conduit entering the box when a straight pull of the conductors is to be made.

Question 4 of 25

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

Question 5 of 25

6. The MINIMUM length of free conductor to be left at each junction box for the purpose of splicing conductors, or making connections to luminaires or devices shall be _____ .

Question 6 of 25

7. What is the minimum vertical clearance from final grade for open overhead service conductors up to 1000 volts over public driveways?

Question 7 of 25

8. Receptacle outlets shall be calculated at not less than ______ va for each single yoke.

Question 8 of 25

9. A general - use receptacle outlet must be provided in any dwelling unit bedroom wall that is at least ______ wide.

Question 9 of 25

10. Plug fuses of the Edison-base type shall be classified at not over 125 volts and _______ amperes and below.

Question 10 of 25

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

Question 11 of 25

12. Single-conductor cable such as _____ and single-conductor cable listed and identified as solar photovoltaic (PV) wire are permitted for use in PV source circuits within the PV array.

Question 12 of 25

13. Non -metallic-sheathed cable shall be secured by staples, cable ties, straps, hangers or similar fittings within ________ of every outlet box, junction box, cabinet, or fitting.

Question 13 of 25

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

Question 14 of 25

15. Lighting systems for fountains, pools, spas, and similar locations must be installed _______ or more horizontally from the nearest water's edge unless Article 680 permits otherwise.

Question 15 of 25

16. For circuits supplying loads consisting of motor - operated utilization equipment that is fastened in place and has a motor larger than 1/8 hp in combination with other loads, the total computed load shall be based on _______ of the largest motor load plus the sum of the other loads.

Question 16 of 25

17. Circuit breakers used as switches in 120 volt and 277 volt high-intensity lighting shall be marked.

Question 17 of 25

18. In front of electric equipment, the working space width must be at least ______, or the width of the equipment, whichever is greater.

Question 18 of 25

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

Question 19 of 25

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

Question 20 of 25

21. 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.

Question 21 of 25

22. In a dwelling unit basement, a 125 volt, 15 or 20 ampere, single-phase receptacle supplying only a permanently installed ____ shall not be required to have ground fault circuit interrupter protection.

Question 22 of 25

23. A clear zone distance from the top of a bathtub rim or a shower stall threshold must be at least _____ ft. vertically for any parts of chain-, cable-or cord-suspended luminaries, cord-connected luminaries (fixtures), lighting track, pendent, or ceiling-suspended (paddle) fans.

Question 23 of 25

24. Where a 150 kVA, single-phase transformer having a secondary voltage of 120/240 is installed at a multi-family dwelling, the full-load current rating, in amperes, of the secondary is _____.

Question 24 of 25

25. For a size 6 AWG THHN copper conductor connected to a fusible disconnect switch with terminals rated for 75 degrees Celsius, what is the maximum current load, in amps?

Question 25 of 25


 

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