February  2002

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 1999 Code Book.


Question #1:
If using a separate overload relay for overload current on a motor-compressor, the relay shall be selected to trip at ___% of the rated current of the compressor.
(A) 125%
(B) 137%
(C) 140%
(D) 200%

Question #2:
The maximum length of a supply cord for a nominal, 120 V rated room air conditioner (window unit) is not to exceed ____ ft.
(A) 3 feet
(B)
6 feet
(C) 10 feet
(D) 12 feet

Question #3:
Primary protection for a transformer with 5% rated impedance and is over 600 volts, the circuit breaker feeding this shall be sized ____%.
(A) 125%
(B) 225%
(C) 300%
(D) 600%

Question #4:
On a transformer that is 600 volts or less and the current is less than 2 amps, at what percentage do you size the primary over current protection?
(A) 125%
(B) 167%
(C) 250%
(D) 300%

Question #5:
When installing busway vertically through a floor, a ____inch curb shall be installed around every floor opening.
(A) 2 inch

(B) 4 inch
(C) 6 inch
(D) 7 inch

Question #6:.
Is service equipment permitted to be located on a floating building (a building unit that floats on water)?
(A) Yes
(B) No
 

Question #7:
The flexible power supply that feeds furniture partition walls shall be no more than ___ ft in length.
(A) 2 feet
(B) 3 feet
(C) 3 1/2 feet
(D) 6 feet 

Question #8:
The overcurrent device that feeds the car lights, receptacle(s),  and ventilation of a elevator is allowed to be located in the closest electrical room.
(A) True
(B) False

Question #9:
A separate light and receptacle shall be supplied in each elevator pit, and the light shall be connected to the load side of the ground fault.
(A) True
(B) False

Question #10:
All energized equipment parts located in a fire pump room shall be located ___ inches off the floor.

(A) 12 inches
(B) 18 inches
(C) 24 inches
(D) 36 inches


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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