____ are used to restrict flow of liquids through a pipe in only one direction.
A. Check valves
B. Butterfly valves
C. Globe valves
D. Jet valves
Answer: A
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Three types of misalignment when referring to pulleys are offset, ____, and angularity.
A. vertical B. horizontal C. combination D. parallel
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A. condenses, humidity B. dehumidifies, condensate C. humidifies, condensate D. hydrates, condensate
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What will be an ideal response?