TAP Services

1. True or False: It is permissible to attach, strap, or tape power-limited fire alarm cables to the exterior of a conduit or raceway.

True

False

Question 1 of 25

2. If multiple rod, pipe, or plate electrodes are installed to meet the grounding requirements shall not be less than _______ apart.

7 feet

4 feet

5 feet

6 feet

Question 2 of 25

3. Why is electrical continuity required for metallic conduit?

To reduce electrolysis.

To establish an effective ground-fault path and facilitate the operation of the overcurrent protective device.

To limit galvanic corrosion.

To reduce voltage drop.

Question 3 of 25

4. Non -metallic-sheathed cable shall be secured by staples, cable ties, straps, hangers, or similar fittings at intervals not exceeding __________ feet.

2-1/2

3-1/2

4-1/2

5-1/2

Question 4 of 25

5. Loads for convenience receptacle outlets shall be computed at not less than _______ volt-amperes for each single for each multiple receptacle on one yoke.

180

160

150

170

Question 5 of 25

6. Covered conductors are recognized by the Code

True

False

Question 6 of 25

7. What is the minimum clearance required between a surface mounted incandescent luminaire installed above the door or on the ceiling of a clothes closet, and the nearest shelf?

10 inches

12 inches

9 inches

11 inches

Question 7 of 25

8. What total minimum volt-amperes (VA) shall be included when calculating the demand load for small-appliance and laundry circuit loads a one-family dwelling?

4,500

6,400

3,400

5,300

Question 8 of 25

9. For the workspace in front of a 120/240-volt, single-phase, 400 amperes rated disconnect switch located in a commercial occupancy, what is the minimum required height?

6-1/2 ft

8 ft

7-1/2 ft

5-1/2 ft

Question 9 of 25

10. 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?

150 amp

125 amp

90 amp

100 amp

Question 10 of 25

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

8 AWG

4 AWG

2 AWG

6 AWG

Question 11 of 25

12. A receptacle outlet shall be installed at each wall counter-top space that is _______ inches or wider.

15

11

13

12

Question 12 of 25

13. A receptacle outlet shall be installed at each wall counter-top space that is _______ inches or wider.

15

13

11

12

Question 13 of 25

14. Type MC cable shall be supported and secured at intervals not exceeding ________ feet.

5

4

7

6

Question 14 of 25

15. What is the minimum clearance over residential driveways of overhead spans of open conductors of up to 300 volts to ground.

10 feet

11 feet

15 feet

12 feet

Question 15 of 25

16. 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.

True

False

Question 16 of 25

17. Where the service-entrance phase conductors are installed in parallel, in two or more raceways, the size of the grounded conductor in each raceway shall not be smaller than _______ AWG.

#2

1/0

#1

2/0

Question 17 of 25

18. In industrial establishments only, when a 200-ampere rated busway is tapped from a 600-ampere rated busway, what is the maximum permitted length of the 200-ampere busway where overcurrent protection is not provided for the 200-ampere busway?

75 feet

125 feet

50 feet

100 feet

Question 18 of 25

19. In a PV system, a ________ is a device meant to change direct-current input to alternating-current output.

Breaker

Inverter

Transformer

Conductor

Question 19 of 25

20. The load for an electric sign or outline lighting system should be computed at a minimum of _______ volt-amps when sizing the service calculation.

1000

1300

1200

1100

Question 20 of 25

21. If a warehouse area is 10,000 square feet for storage and uses high pressure sodium lighting, what is the maximum lighting load?

2625

3625

46

2765

Question 21 of 25

22. Where more than one, rod and pipe or plate, electrode are used each electrode of one grounding system shall not be less than _______ from any electrode of another grounding system.

6 feet

7 feet

5 feet

8 feet

Question 22 of 25

23. What is the maximum continuous load for 12 AWG copper?

20

16

25

30

Question 23 of 25

24. Overhead service -drop conductors shall have a vertical clearance of not less than _______ feet above the roof surface.

6

4

6

8

Question 24 of 25

25. One receptacle outlet shall be installed at an accessible location for the serving of heating, air-conditioning, and refrigeration within _________ feet and on the same level as the equipment.

25

15

30

10

Question 25 of 25

Mailing List

Quick Nav

TAP Services

	FOLLOW US ON SOCIAL MEDIA

TAP Services

Mailing List

Quick Nav

Get Social

TAP Services