Refrigeration System Quiz

Refrigerants evaporate to release heat outside of the refrigerated space.

• True

• False

The evaporation of a fluid is an indication that _____ is being absorbed.

Volume is decreased inside the compressor, causing an increase in pressure and _____.

• condensation

• evaporation

• molecules

• temperature

The state of refrigerant that is capable of absorbing the most heat is _____.

• high-pressure liquid

• high-pressure vapor

• low-pressure liquid

• low-pressure vapor

The high side of the refrigeration system is where heat is absorbed and removed from the refrigerated space.

• True

• False

The high side of a refrigeration system is divided from the low side by the _____.

• liquid receiver

• condenser

• evaporator

• metering device

Low-side pressure may also be called ____ pressure.

• condenser

• discharge

• head

• suction

The reciprocating movement of a compressor piston ____.

• provides suction

• compresses the refrigerant

• Both A and B

• Neither A nor B

Operational balance is reached when the number of vapor molecules that condense into liquid in the condenser equals the number of ____.

• liquid refrigerant molecules in the liquid receiver

• lubricant molecules returned to the crankcase

• liquid molecules needed to fill the evaporator

• vapor refrigerant molecules pumped by the compressor

An oil separator uses ____, or screens, to separate oil from refrigerant vapors.

• baffles

• magnets

• pumps

• vacuums