If Single-Gang, Nail-on, nonmetallic boxes are used with NM cable, which of the following is true?
a. No connection to the box is required.
b. A grounding clip connects the box to the cable.
c. Electrical tape connects the box to the cable.
d. A standard electrician’s staple connects the box to the cable.
a. No connection to the box is required.
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A _____________________ ditch would be cut into the area surrounding a livestock facility to prevent runoff containing waste materials from getting into streams
Fill in the blank(s) with correct word
Dimming the headlights 300 feet (91 m) before overtaking another vehicle is
A. required by the FMCSR B. in compliance with most U.S. state laws C. required by most Canadian provinces D. all of the above
What is the hertz rating of an AC circuit if the frequency is 20 cycles per 1/2 second?
a. 10Hz b. 20Hz c. 30Hz d. 40Hz
Which of the following is a re-sulfurized, free machining steel?
A) SAE 1140 B) SAE 4140 C) SAE 1040 D) USX 3920A