March 2001

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.
Code quiz by Robert Kies.


Click on A,B,C, or D for the correct answer.

Question #1:
Excess leads of electric heating cables installed in plaster ceilings shall have the excess lead _______ .
(A) rolled up in the junction box
(B) cut off so as to leave no less than 6 inches in the junction box.
(C) embedded in the plaster so as to leave no less than 6 inches in the junction box
(D) secured within the wall so as to leave no less than 6 inches in the junction box.

Question #2:
Which of following concerning Code requirements and optical fiber cables are true?
(A) the Code covers the installation of optical fiber cables
(B) the Code covers the installation of raceways for optical fiber cables
(C) the Code does not cover the construction of optical fiber cables
(D) all the above

Question #3:
A continuous-duty 120-volt motor, 1 horsepower or less that is not permanently installed, is nonautomatically started, and is within sight from the controller shall have overload protection as follows.
(A) Must have overloads within the motor
(B) Must have overloads in the controller sized to the nameplate full-load current
(C) May be protected by a 20-ampere overcurrent device
(D) May not be protected by a 20-ampre overcurrent device

Question #4:
The size of the copper equipment grounding conductor required for a 500 kcmil XHHW aluminum feeder protected with a 300-ampere circuit breaker is __________ .
(A) 6
(B) 4
(C) 2
(D) 1/0

Question #5:
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 units or other appliances are also supplied.
(A) 100
(B) 80
(C) 50
(D) 400

Question #6:
For the purpose of determining conductor size for a singe-phase, 120 volt motor, rated 1 horsepower with a nameplate current rating of 14.8 amperes, which of the following amperages does the code require to be used at 125 percent?
(A) 16
(B) 15
(C) 14.8
(D) 14

Question #7:
A portable switchboard housed within a wood enclosure is used on stage in a theater. The code requires that this wooden enclosure be completely lined with sheet metal of not less than ______ MSG.
(A) 18
(B) 20
(C) 22
(D) 24

Question #8:
Show cases that are not fixed in place are permitted to be connected together with flexible-cord from permanently installed receptacles provided no more than ________ cases are coupled together.
(A) 2
(B) 4
(C) 6
(D) 8

Question #9:
The flexible cord used to connect show-cases together shall have an ampacity of not less than ___________.
(A) 100 percent of the branch-circuit rating
(B) 90 percent of the branch-circuit rating
(C) 80 percent of branch-circuit rating
(D) 70 percent of branch-circuit rating

Question #10:
Which of the following wiring methods is not approved for use between a fire pump controller and the pump motor?
(A) Rigid metal conduit
(B)
Intermediate metal conduit
(C)
Liquidtight flexible metal conduit
(D) Electrical metallic tubing


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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