The compressor on a refrigerated air drier

A) Energizes when the air flow sensing switch is closed
B) Operates based on 5 minute on and off cycles
C) Operates constantly
D) Changes in speed to match the load based on air flow through the drier


C

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

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Which agricultural product grown in the U. S. is most energy efficient?

a. beef cattle c. chickens b. corn d. soybeans

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With the standing pressure test, the __________ the system stays under pressure, the more reliable the leak-check will be. On residential systems, __________ should be more than sufficient time for even the smallest leak to cause movement on the gauge. If at all possible, the system should be under pressure __________ to ensure that the system is leak-free prior to startup. If a _________ leak is present, the pressure in the system will begin to drop rapidly. __________ leaks may require much more time to show up on the gauge.

What will be an ideal response?

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