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ME Set-1
Heat Transfer Refrigeration and Air Conditioning
41

Heat Transfer Refrigeration and Air Conditioning MCQ with Answers

41) A water cooled condenser operates at a __________ condensing temperature than an air-cooled condenser.

higher

lower

equal

none of these

Answer is:

lower

Heat Transfer Refrigeration and Air Conditioning MCQ with Answers

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Related Heat Transfer Refrigeration and Air Conditioning MCQ with Answers

42) The relative humidity decreases as air gets wet.

Correct

Incorrect

Answer is:

Correct

43) The temperature of ammonia after compression in a vapour compression system is

20 to 50 Degree Centigrade

50 to 70 Degree Centigrade

70 to 110 Degree Centigrade

none of these

Answer is:

70 to 110 Degree Centigrade

44) The centrifugal compressors are generally used for refrigerants that require

small displacements and low condensing pressures

large displacements and high condensing pressures

small displacements and high condensing pressures

large displacements and low condensing pressures

Answer is:

large displacements and low condensing pressures

45) The water, alcohol and ammonia have same refrigerating effect at different altitudes.

Yes

No

Unknown

None

Answer is:

No

Heat Transfer Refrigeration and Air Conditioning MCQ with Answers

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