January 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.
Quiz by Robert Keis
 

Question #1:
Saw dust in a woodworking plant would fall into a Class ______ hazardous location.
(A) I
(B) II
(C) III   
(D) not hazardous

Question #2:
What is the locked rotor current of a motor with a full load current of 26 amps.?
(A) 52
(B) 130
(C) 156
(D) 260

Question #3:
Where fluorescent fixtures are installed indoors, the ballasts shall have ___________.
(A) thermal protection
(B) internal fuse protection
(C) short-circuit protection
(D) ground-fault protection

Question #4:
A room in a lodge hall measures 300 x 200 feet and has the lighting connected at 120-volt with 20 ampere circuits. What are the minimum number of circuits required for this load. The connected load is the same as the calculated load.
(A) 38
(B) 42
(C) 47
(D) 53

Question #5:
Without exceptions, the maximum size solid conductor permitted to be installed in raceways is?
(A) 10
(B) 8
(C) 6
(D) 4

Question #6:.
A made grounding electrode when tested has a resistance to ground of 125 ohms. Which of the following is required by Code?
(A) nothing additional is required
(B) electrodes must be installed to bring the resistance down to at least 25 ohms
(C) one more electrode shall be installed regardless of resistance
(D) a made electrode cannot be used if over 25 ohms of ground
 

Question #7:
Overhead conductors for outdoor festoon lighting shall not be smaller than _________ .
(A) #14
(B) #12
(C) #10
(D) #8

Question #8:
What is the minimum size Intermediate Metallic conduit permitted to contain 7 pieces of 2/0 compact aluminum THHN?
(A) 1 1/2"
(B) 2"
(C) 2 1/2"
(D) 3"

Question #9:
Ceiling fans weighing in excess of ________ lbs., shall be supported independently of the outlet box.
(A) 35 lbs
(B) 30 lbs
(C) 25 lbs
(D) 20 lbs

Question #10:
In theater installations, a "two-fer" refers to which of the following?
(A) An adapter cable containing one male plug and two female cord connectors.
(B) A lighting fixture with multiple lamps.
(C) able or connectors positioned adjacent to one another.
(D) A power distribution box containing receptacles and overcurrent devices.

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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