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Equipment for General Use NEC 422 Quiz:
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Question 1 of 12
1. Question
1 pointsCommercial Infrared Lamps and Industrial Heating Appliances shall have overcuirrent protection which is not exceeding ___ amperes
Correct
Please Refer: NEC Code – 422.11 (C)
Incorrect
Please Refer: NEC Code – 422.11 (C)
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Question 2 of 12
2. Question
1 pointsOver Current Protection for branch circuit containing Single non-motor operated appliance rated less than 13.3 amperes shall not exceed ___ amperes is the over-current protection of the appliance is not mentioned
Correct
Please Refer: NEC Code 422.11 (E)
Incorrect
Please Refer: NEC Code 422.11 (E)
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Question 3 of 12
3. Question
1 pointsFor the purpose of sizing the branch circuits, fixed storage water heaters having a capacity of about 100 gal shall not be considered as continuous load:
Correct
Please Refer: NEC Code 422.13
Incorrect
Please Refer: NEC Code 422.13
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Question 4 of 12
4. Question
1 pointsThe Length of Flexible chords shall be 3 ft to 5 ft measured from the face of the attachment plug to the plane of the rear of the built-in dishwasher and Trash Compactors
Correct
Please Refer: NEC Code 422.16 (B) (2)
Incorrect
Please Refer: NEC Code 422.16 (B) (2)
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Question 5 of 12
5. Question
1 pointsFor permanently connected appliances whose rating is not greater than ____, the branch circuit over current device shall be permitted to serve the purpose as a disconnecting means
Correct
Please Refer: NEC Code 422.31 (A)
Incorrect
Please Refer: NEC Code 422.31 (A)
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Question 6 of 12
6. Question
1 pointsIn one family dwelling unit, the service disconnecting means shall be permitted to act as other disconnecting means other than the unit switch or circuit breaker which is part of the appliance.
Correct
Please Refer: NEC Code 422.34 (C)
Incorrect
Please Refer: NEC Code 422.34 (C)
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Question 7 of 12
7. Question
1 pointsHigh pressure spray washers may be used without GFCI as a part of the supply cord if the washers are rated 3-phase or are over 250 Volts
Correct
Please Refer: NEC Code 422.49
Incorrect
Please Refer: NEC Code 422.49
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Question 8 of 12
8. Question
1 pointsAll the heater elements rated over one ampere, and part of appliance shall not be marked as following below:
Correct
Please Refer: NEC Code 422.61
Incorrect
Please Refer: NEC Code 422.61
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Question 9 of 12
9. Question
1 pointsAll the heater elements rated over one ampere, and part of appliance shall not be marked as following below:
Correct
Please Refer: NEC Code 422.61
Incorrect
Please Refer: NEC Code 422.61
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Question 10 of 12
10. Question
1 pointsFor electrically heated appliances in commercial or industrial locations, a red light is provided as signal within sight of the appliance indicating that the appliance is energized and is in operation:
Correct
Please Refer : NEC Code 422.22
Incorrect
Please Refer : NEC Code 422.22
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Question 11 of 12
11. Question
1 pointsFor the motor operated appliances rated above 1/8 hp, the branch circuit switch or circuit breaker shall be permitted to serve the purpose of the disconnecting means where the switch or circuit breaker is available withiin the sight of the appliace
Correct
Please Refer: NEC Code 422.30 (C)
Incorrect
Please Refer: NEC Code 422.30 (C)
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Question 12 of 12
12. Question
1 pointsThe length of the flexible cord connecting the range hoods shall be between _____ inches
Correct
Please Refer: NEC Code 422.16 (4)
Incorrect
Please Refer: NEC Code 422.16 (4)