Errors in circular runout can be caused by eccentricity and errors or ____.
A. cylindricity
B. concentricity
C. straightness
D. roundness
Answer: D
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Liquids compress as easily as vapors or gases.
a. true b. false
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There should be a ____ test point at the inlet and outlet of any water heat exchanger, chiller, or condenser.
A. temperature B. pressure C. vapor D. moisture
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There are two basic types of transistors: the NPN and the ____________________.
Fill in the blank(s) with the appropriate word(s).
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Assuming that atmospheric pressure is 29.92 in Hg, which of the following measures is a perfect vacuum?
A) 20 in Hg vacuum B) 0 in Hg vacuum C) 29.92 in Hg vacuum D) 9.92 in Hg vacuum
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