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Engineering
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ME Set-1
Heat Transfer Refrigeration and Air Conditioning
197

Heat Transfer Refrigeration and Air Conditioning MCQ with Answers

197) R-11 has the highest critical point temperature.

Correct

Incorrect

Answer is:

Correct

Heat Transfer Refrigeration and Air Conditioning MCQ with Answers

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Related Heat Transfer Refrigeration and Air Conditioning MCQ with Answers

198) The ratio of heat extracted in the refrigerator to the workdone on the refrigerant is called

coefficient of performance of refrigeration

coefficient of performance of heat pump

relative coefficient of performance

refrigerating efficiency

Answer is:

coefficient of performance of refrigeration

199) Air refrigerator works on

reversed Carnot cycle

Bell Coleman cycle

reversed Carnot cycle or Bell Coleman cycle

none of these

Answer is:

reversed Carnot cycle or Bell Coleman cycle

200) The reciprocating refrigerant compressors are very suitable for

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:

small displacements and high condensing pressures

201) The boiling point of carbon dioxide is

-20.5 Degree Centigrade

-50 Degree Centigrade

-63.3 Degree Centigrade

-78.3 Degree Centigrade

Answer is:

-78.3 Degree Centigrade

Heat Transfer Refrigeration and Air Conditioning MCQ with Answers

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