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Engineering
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ME Set-1
Heat Transfer Refrigeration and Air Conditioning
301

Heat Transfer Refrigeration and Air Conditioning MCQ with Answers

301) The vertical and uniformly spaced lines on a psychrometric chart indicates

dry bulb temperature

wet bulb temperature

dew point temperature

specific humidity

Answer is:

dry bulb temperature

Heat Transfer Refrigeration and Air Conditioning MCQ with Answers

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Related Heat Transfer Refrigeration and Air Conditioning MCQ with Answers

302) In case of sensible heating of air, the coil efficiency is given by (where B.P.F. = By-pass factor)

B.P.F. - 1

1 - B.P.F.

1/(B.P.F)

1+B.P.F.

Answer is:

1 - B.P.F.

303) The coefficient of performance (C.O.P.) is the reciprocal of the efficiency of a heat engine.

Right

Wrong

Answer is:

Right

304) The wet bulb temperature at 100% relative humidity is __________ dry bulb temperature.

same as

lower than

higher than

none of these

Answer is:

same as

305) The freezing point of sulphur dioxide is

-56.6 Degree Centigrade

-75.2 Degree Centigrade

-77.7 Degree Centigrade

-135.8 Degree Centigrade

Answer is:

-75.2 Degree Centigrade

Heat Transfer Refrigeration and Air Conditioning MCQ with Answers

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