What type of fan is used in most air-cooled condensing units?

A) A draw-through propeller fan
B) A blow-through centrifugal fan
C) A draw-through centrifugal fan
D) No fan—most condensing units are natural draft.


A

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The average of 27 days, 23 days, 30 days, and 30 days is:?

A. ?27 days B. ?27.5 days C. ?28 days D. ?28.2 days

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What device is used primarily to absorb energy and dampen suspension oscillation?

A. Equalizer bracket B. Torque rod C. Springs D. Shock absorber

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Where should the clutch pedal be positioned while the internal adjusting ring of a pull-type clutch is being turned during a clutch adjustment?

A. fully depressed B. fully released C. depressed as far as clutch brake engagement D. depressed far enough to remove the free play

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After the controller is tuned, the settings are verified by observing the decay ratio waveform on a chart recorder when the controller is in the ____ mode.

A. manual B. automatic

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