In regards to compressor operation:
A. The compressor draws in refrigerant vapor and pumps our refrigerant liquid.
B. The compressor draws in liquid refrigerant from the evaporator and pumps out superheated refrigerant to the condenser.
C. The compressor draws in low pressure superheated refrigerant and pumps out high pressure superheated refrigerant.
D. The compressor draws in high pressure superheated vapor and pumps out low pressure superheated vapor.
Answer: C
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Answer the following statement(s) true (T) or false (F)
1. In the accompanying figure, the timing relay coil (TR) is energized with the secondary starter coil (F).
2. In the accompanying figure, the timer setting should be adjusted for the maximum time required to accelerate the
motor to the point that it can reach the synchronous speed after contact TR closes.
The ____________________ may also be used to indicate the depth of a hole, counterbore, or spotface.
Fill in the blank(s) with the appropriate word(s).
What pressure relief device can be used in both gas or liquid service?
A. Safety valves B. Relief valves C. Safety relief valves D. Rupture discs
______________ is required to publish annually a comprehensive list of all known toxic substances.
Fill in the blank(s) with the appropriate word(s).