Heat Transfer Refrigeration and Air Conditioning MCQ with Answers

Heat Transfer Refrigeration and Air Conditioning MCQ with Answers

81) The sensible heat gain is due to the __________ difference between the fresh air and the air in space.

Answer is:

temperature

82) During cooling and dehumidification, dry bulb temperature

Answer is:

decreases

83) The coefficient of performance of electrolux refrigerator is the ratio of

Answer is:

heat absorbed by the evaporator to the heat supplied by the gas burner

84) The sulphur sticks, in case of leakage of ammonia refrigerant, gives white smoke.

Answer is:

Right

85) During gas charging in an ammonia vapour compression system, the connection is made at the compressor outlet.

Answer is:

Agree

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