If a switching device has the marking CU ONLY on it, an electrician can use only __________ wire with the device.

a. copper
b. copper-clad aluminum
c. aluminum
d. Any of the above


a. copper

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? Samples should be stored at the jobsite and compared to:

A. materials delivered B. shop drawings C. specifications D. dimensions

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In what types of applications are cantilever walls more appropriate than other types of walls?

What will be an ideal response?

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Mules are not generally used for:

A. Riding B. Working cattle C. Pulling wagons D. Hunting

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What type of source is one whose magnitude depends on the value of a current quantity or a voltage quantity in the network that contains the source?

A. Transformational B. Independent C. Uncontrolled D. Dependent

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