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Refrigeration and Air Conditioning

Refrigeration and Air Conditioning
Bell Coleman cycle is a

Reversed Joule cycle
Reversed Carnot cycle
Reversed Otto cycle
Reversed Rankine cycle

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Refrigeration and Air Conditioning
The pressure at the inlet of a refrigerant compressor is called

Critical pressure
Suction pressure
Back pressure
Discharge pressure

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Refrigeration and Air Conditioning
A certain refrigerating system has a normal operating suction pressure of 10 kg/cm gauge and condensing pressure of about 67 kg/cm. The refrigerant used is

Freon
Ammonia
Carbon dioxide
Brine

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Refrigeration and Air Conditioning
In vapour compression cycle, the condition of refrigerant is saturated liquid

After passing through the expansion throttle valve
Before entering the expansion valve
After passing through the condenser
Before passing through the condenser

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Refrigeration and Air Conditioning
The evaporator used in household refrigerators is

Frosting evaporator
Non-frosting evaporator
Defrosting evaporator
None of these

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Refrigeration and Air Conditioning
During a refrigeration cycle, heat is rejected by the refrigerant in a

Condenser
Evaporator
Compressor
Expansion valve

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MORE MCQ ON Refrigeration and Air Conditioning

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