April 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:
Which of the following is not required to be connected to the No. 8 common bonding grid of an indoor swimming pool? 
(A) The filter pump motor
(B) The metal legs of a sliding board
(C) The metal window frame located 5’6” from the pool
(D) The metal duct work located 10’ above the pool

Question #2:
Without exceptions, the maximum size solid conductor permitted to be installed in raceways is?
(A) #10
(B) #8
(C) #6
(D) #4 

Question #3:
The National Electrical Code^® covers installations underground in mines? 
(A) True 
(B) False

Question #4:
Threaded joints in Class I locations shall be made up wrench-tight, but with no less than ____threads engaged.
(A) 3
(B) 4
(C) 5
(D) 6 

Question #5:
What is the internal diameter in inches of 3 inch, Rigid nonmetallic conduit, schedule 80?
(A) 3.0 inches
(B) 2.864 inches
(C) 3.042 inches
(D) 2.577 inches

Question #6:
Which of the following wiring methods is not approved for use between the controller and a fire pump motor?
(A) Rigid metal conduit
(B) Liquidtight flexible nonmetallic conduit Type LFNC-B
(C) Liquidtight flexible metal conduit
(D) Liquidtight flexible nonmetallic conduit Type LFNC-A
 

Question #7:
Vertical runs of wireways in elevator installations shall be securely supported at intervals not exceeding _____ feet.
(A) 5
(B) 7.5
(C) 10
(D) 15 

Question #8:
The radius of the curve of the inner edge of any bend of Armored Cable shall not be less than _______ times the diameter of the cable.
(A) 3
(B) 4
(C) 5
(D) 6 

Question #9:
A mobile home park secondary electrical distribution system to mobile home lots shall be ___________-.
(A) 120/240, single-phase
(B) 120/240, three-phase
(C) 120/208, three-phase
(D) any of the above

Question #10:
The disconnecting means for a solar photovoltaic system shall not be required to be suitable as service equipment.
(A) True
(B) False

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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