How many wires are used with a potentiometer-type sensor?

A) Three B) One C) Two D) Four


A

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Why would a home office send a company representative to a service facility?

A. Promote programs and incentives B. Protect the company’s interest C. Make sure retail customers are treated properly D. All of the above

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What type of valve uses flexible, chemical-resistant, rubber-type diaphragms to control flow?

A. Plug B. Ball C. Diaphragm D. Butterfly

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The ____ voltage found on motors is a terminal voltage, meaning that this is the voltage that should exist at the motor terminals after experiencing the feeder and branch circuit voltage drops of the electrical system.

a. NEMA b. IEC c. nameplate d. de-energized

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The ____ command locates identical lines within two identically sorted files.

A. diff B. sed C. uniq D. comm

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