A revolved section of a shape is a cross section that has been turned (revolved) ____.

A. 45°
B. 75°
C. 90°
D. 180°


Answer: C

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The term ____________________ is used to distinguish actual devices that exist and must be physically wired from the internal functions of the PLC system that duplicate the function of relays, timers, counters, and so on, even though none physically exists.

Fill in the blank(s) with the appropriate word(s).

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

The type of joints in wood pieces actually shed water away.

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A crane-operated magnet cannot pick up _____.

a. steel b. iron c. non-ferrous metals d. ferrous metals

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Motor protection devices can either be temperature actuated, current actuated, or a combination of current and temperature

Indicate whether the statement is true or false

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