A rule of thumb for constructing girder pockets is that the pocket should be at least 1? wider than the girder
and the girder must have a bearing on the wall of at least _____.
a. 2?
b. 4?
c. 5?
d. 8?
b
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Which of the following is a main component of a reciprocating compressor?
A) Lobe B) Gears C) Vanes D) Counterweight
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Where does the heat to melt frost come from with a hot-gas defrost system?
a. Latent heat of vaporization b. Latent heat of fusion c. Latent heat of compression d. Latent heat of discharge
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What is 62% of 800?
A) 12.90 B) 496 C) 7.75% D) None of these
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In which type of circuit will a voltmeter read the same voltage when it is placed across the different loads?
a. Series b. Parallel c. Series-parallel d. Combination
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