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1. 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.

sump pump

clothes washer

fire alarm or burglar alarm system

gas dryer

Question 1 of 25

2. The total calculated load for circuits supplying loads made up of motor- operated utilization equipment fastened in place that has a motor larger than _______ hp in combination with other loads, will be based on 125 percent of the largest motor load and the sum of the other loads.

1/8

1/5

1/7

1/2

Question 2 of 25

3. What is the maximum continuous load for 16 AWG copper?

7 amps

8 amps

10 amps

12 amps

Question 3 of 25

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

6 feet

7 feet

4 feet

5 feet

Question 4 of 25

5. 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.

600

1000

480

240

Question 5 of 25

6. 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.

3

8

2

6

Question 6 of 25

7. What is the minimum clearance for conductors less than 1,000 volts over a sidewalk?

18'

8'

10'

12'

Question 7 of 25

8. In walls or ceilings with a surface of non-combustible material, boxes shall be installed so that the front edge of the box will not be set back of the finished surface more than ____ inch.

1/4

1/5

1/3

1/2

Question 8 of 25

9. 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.

True

False

Question 9 of 25

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

True

False

Question 10 of 25

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

3 feet

2 feet

5 feet

6 feet

Question 11 of 25

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

170

180

160

150

Question 12 of 25

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

6,6

7,6

4,6

5,6

Question 13 of 25

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

10 AWG

8 AWG

12 AWG

14 AWG

Question 14 of 25

15. For a building or structure where the meter enclosure is adjacent to the service disconnecting means, it is permitted to ground the meter enclosure to the _____ conductor on the load side of the service disconnect if ground-fault protection is not provided.

bonding

grounded

phase

grounding

Question 15 of 25

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

1500

1700

1300

1600

Question 16 of 25

17. When conductors are installed under at least _______ in. of concrete beneath a building or other structure, they shall be considered outside of a building or other structure.

6

2

4

5

Question 17 of 25

18. Service - entrance cables shall be supported by straps or other approved means within _______ inches of every service head, goose-neck, or connection to a raceway or enclosure.

10

9

13

12

Question 18 of 25

19. Metal water pipes installed in or attached to a building or structure shall be bonded to _____.

the grounded conductor at the service

the grounding electrode conductor

the service equipment enclosure

any of the above

Question 19 of 25

20. The lighting demand factor in hospitals for the _________ VA is 20%.

First 50,000VA

First 30,000VA

Remainder over 50,000VA

Remainder over 30,0000

Question 20 of 25

21. Where a branch circuit supplies continuous loads or any combination of continuous and non-continuous, the rating of the over-current device shall not be less than the noncontinuous load plus _______ of the continuous load.

130 percent

135 percent

120 percent

125 percent

Question 21 of 25

22. 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?

12 inches

11 inches

10 inches

9 inches

Question 22 of 25

23. Over head spans of open conductors and open multi-conductor shall be ________ over residential property and driveways where the voltage does not exceed 300 volts to ground.

12 feet

13 feet

10 feet

11 feet

Question 23 of 25

24. 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.

6 feet, 7 inches

7 feet, 4 inches

2 feet, 8 inches

3 feet, 6 inches

Question 24 of 25

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

12

6

7

13

Question 25 of 25

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