In regards to refrigerant flow through a fixed orifice tube:

A. It enters as a high pressure liquid
B. It enters as a low pressure liquid
C. It leaves as a low pressure gas
D. It leaves as a high pressure liquid


Answer: A

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Answer the following statement(s) true (T) or false (F)

The air gap is the most reliable cross-connection protection.

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Electric heat tracing of pipe is done for freeze protection and _____.

a. to eliminate pipe maintenance b. to eliminate standard thermal insulation c. to provide a grounding conductor d. for temperature maintenance of process fluids

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End mills are sharpened on a machine called a mill grinder

Indicate whether the statement is true or false

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Which of the following transmission gear ratios would permit the greatest torque output to the drivetrain?

A. 5.36 : 1 B. 2.32 : 1 C. 1 : 1 D. 0.66 : 1

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