April 2004

Test your knowledge of the code, by taking E.T.E.'s code quiz.
There are 10 questions, which are multiple choice.
Based on the 2002 Code Book.


Question #1:
Can a general use AC snap switch be used as a disconnect for a motor load?
(A) Yes
(B) No

Question #2:
The conduit or raceways, including their end fittings, shall not rise more than  ___ inches  above the bottom of the enclosure.
(A) 3/4
(B) 1
(C) 2
(D) 3

Question #3:
Infrared lamp commercial and industrial heating appliances shall have overcurrent protection not exceeding __ amperes.
(A) 20   
(B) 35
(C) 50
(D) 55

Question #4:
Unless protected by groundfault circuit-interrupter protection for personnel, the secondary winding of the isolation transformer connected to the impedance heating elements shall not have an output voltage greater than ___ volts ac
(A) 12         
(B) 24
(C) 30
(D) 120

Question #5:
The ultimate trip current of a thermally protected motor rated at 9 amps or less shall not exceed ___ percent of the motor full-load current.
(A) 125   
(B) 150     
(C) 170
(D) 180

Question #6:
For a wye-start, delta-run connected motor-compressor, the selection of branch-circuit conductors between the controller and the motor-compressor shall be permitted to be based on ___  percent of either the motor-compressor rated load current or the branch-circuit selection current, whichever is greater.
(A) 25
(B) 58   
(C) 67
(D) 125

Question #7:
The total marked rating of a cord-and attachment- plug-connected room air conditioner shall not exceed ___ percent of the rating of a branch circuit where lighting outlets, other appliances, or general-use receptacles are also supplied.
(A)
10   
(B) 20
(C) 35
(D) 50
 

Question #8:
Single-phase cord-and-plug-connected room air conditioners shall be provided with factory-installed LCDI (Leakage Current Detection) or AFCI (Arc Fault Circuit ) protection. The LCDI or AFCI protection shall be an integral part of the attachment plug or be located in the power supply cord within __inches of the attachment plug.
(A) 4    
(B) 6
(C) 12
(D) 18

Question #9:
Overcurrent protection shall not be required for conductors from a battery rated less than ___ volts if the battery provides power for starting, ignition, or control of prime movers.
(A) 25
(B) 50
(C) 60
(D) 75

Question #10:
A means shall be provided to reduce the residual voltage of a capacitor to 50 volts or less within ___ ___ after the capacitor is disconnected from the source of supply.
(A) 30 seconds
(B) 1 minute
(C) 3 minutes
(D) 5 minutes


Thanks for taking E.T.E.'s Code quiz!

If you find any discrepancies please feel free to email E.T.E. at http://www.elec-toolbox.com/email.htm.

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