The NEC® requires that all grounding electrodes be _____.
a. bonded
b. copper
c. copper-clad aluminum
d. green
a. bonded
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On distributor ignition systems, ____________________ pressure can cause oil to migrate up the distributor shaft and into the distributor.
Fill in the blank(s) with the appropriate word(s).
The construction industry employs about ____ percent of the working people in the United States and Canada.
A. 10 B. 15 C. 20 D. 25
You'll feel much worse after a hard day's work if you've been _______
A) Working to your strengths and interests B) Working in areas that are your weakest C) Working in a group that doesn't care D) Given a promotion at the end of the day
Electric tools must be plugged into a _______________.
A. GFCI protected receptacle B. AFCI protected receptacle C. immersion detection D. a and b