A metal bellows-type switch can sense pressures up to ____ psi.
A. 20
B. 200
C. 2,000
D. 20,000
Answer: C
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The word ____ refers to something that is to be operated by the movement and pressure of a liquid.
A. component B. hydraulic C. equipment D. pneumatic
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High bacteria counts lower milk quality
Indicate whether the statement is true or false.
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What is mainly responsible for a piston ring's ability to seal cylinder pressure?
A. radial pressure B. cylinder pressure C. ring tension D. piston speed
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