What is the name of the flexible coupling that allows two shafts to join and allow plunging?
A) U-joint B) Plunge joint C) Pot joint D) None of these
C
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Incremental positioning is also called ____________________.
Fill in the blank(s) with the appropriate word(s).
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_____ is a secretive bird that is rarely seen
a. American bittern b. Least bittern c. Green-backed heron d. Tricolored heron
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The effects of noncondensible gases in the refrigeration system are which of the following? You may select more than one
A) Hot compressor B) Low-side pressure in a vacuum C) Increased high-side pressure D) Oil dilution E) Low capacity
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An instrument often used to check the alignment of two shafts is the ____.
A. micronometer B. dial indicator C. monometer D. sling psychrometer
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