Five questions from the paper you will actually sit

What is the purpose of the receiver in a refrigeration system?

1. A.To throttle the high-pressure liquid to low pressure before the evaporator
2. B.To separate non-condensable gases from the refrigerant before it enters the compressor
3. C.To store the liquid charge and provide a steady supply of liquid to the metering device
4. D.To superheat the refrigerant vapor before it enters the compressor suction