Which type of condenser is on the back of a non-frostfree refrigerator?
A) A forced-draft air-cooled condenser B) A natural-draft air-cooled condenser
C) An induced-draft air-cooled condenser D) A packaged air-cooled condenser
Question 2
The presence of noncondensables in a refrigerant recovery cylinder can be detected by:
A) Checking the acidity of the refrigerant with litmus paper.
B) Testing to see if the gas on top of the cylinder will burn.
C) Comparing the actual cylinder weight to the cylinder water capacity.
D) Comparing the cylinder pressure and temperature to a PT chart.
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