The two basic types of current transformers are the doughnut and the _____.

a. busbar
b. bussed
c. high leg
d. overhead


a. busbar

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Flexible wall forms are designed to _____.

a. make stripping easier b. be rolled for compact storage c. be used for curved walls d. be quickly assembled

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When pressure in an air-conditioning system rises too high, the low-pressure cutout switch will open the circuit to the magnetic clutch.

Answer the following statement true (T) or false (F)

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Fires that involve electrical equipment are classified as Type _____ fires.

A. A B. B C. C D. D

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Which light cannot be seen?

A. ?Ultraviolet B. ?Infrared C. Visible D. Spectral

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