On an R-11 or R-123 system, the refrigerant removal process normally starts with the removal of ____.

A. water
B. liquid refrigerant
C. vapor refrigerant
D. oil


Answer: B

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The tray located below the inlet feed line is called the:

a. mid section tray b. pumping section tray c. feed tray d. valve tray

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Which of the following would weigh the least amount?

A. dry liners B. wet liners C. wet/dry liners D. wet sleeves

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When Raytheon used revenues generated from its defense contract operations to finance

operations in some of its other businesses, it was using the defense operations as a

a. star. b. question mark. c. cash cow. d. dog. e. defender.

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Find the volumetric efficiency of a 1.8L engine operating at 6000 RPM. The actual airflow through the engine is 171.0 CFM. Round your result to the nearest percent

What will be an ideal response?

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