On a 124-foot length of Romex cable, 32 staples are used. The staples are equally spaced. If one staple is placed at the beginning and one at the end of the cable, how far apart are the staples placed?
Fill in the blank(s) with the appropriate word(s).
Answer: 4
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A(n) ____ is connected across the AC input to help eliminate any voltage spikes that may occur.
A. rheostat B. metal-oxide varistor C. avalanche diode D. gas tube
A wind farm is an interconnection of ________________.
Fill in the blank(s) with the appropriate word(s).
?What happens if the standoff distance becomes too close?
A. ?The working life of the nozzle tip is reduced. B. ?The plasma stream becomes too cool to continue the cut due to the lower arc voltage. C. ?As long as the arc keeps going, the cut will be better and can be cut faster. D. ?On sheet metal the plate can be overheated and begin to distort from the heat.
____________________ engines have a rougher idling operation than four-stroke cycle engines
Fill in the blank(s) with correct word