What is used as the cooling medium in heat exchangers known as aftercoolers and intercoolers?

A. ram air
B. engine coolant
C. engine lubricant
D. engine fan


Answer: B

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The escalator stair sizes established in ANSI/ASME A17.1 require a maximum rise of ____ in. and a max depth of 15 3/4 in.

A. 8 1/2 B. 9 1/2 C. 10 1/2 D. 11 1/2

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Troubleshooting charts usually need to be ordered because they are not included with equipment at the time of shipment.

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

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What type of control is being applied when a quality control inspector inspects items at

various stages of the assembly process?

a. Concurrent b. Steering c. Feedforward d. Feedback e. Postaction

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How many states of matter are identifiable under normal atmospheric conditions?

A. one B. two C. three D. four

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