Refrigerant oil flow through the liquid line is not a problem because:
A) The liquid line is always piped downhill.
B) There is no oil present in the liquid line.
C) The oil and refrigerant do not mix, so the refrigerant does not interfere with oil flow.
D) The oil mixes with the liquid refrigerant.
D
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Which of the following statements regarding spring brakes is true
A. Spring brakes will come on at 60 psi B. Spring brakes are held by mechanical force C. Spring brakes use air pressure to stop a vehicle D. Spring brakes will not function if the system loses air pressure
Dairy products are rich in which of the following nutrients?
A) protein B) minerals C) vitamins D) all of the above
What were the costs and benefits of the new information age economy? How did the economic dynamics of the information age economy contribute to widening inequality in America?
What will be an ideal response?
If PLC rungs with BCD and comparison instructions do not produce the correct results, then first verify that the data from the process is correct by ________
A) Inserting a TND instruction B) Viewing the dialog boxes C) Inserting a SUS instruction D) None of the above