Heat Transfer Refrigeration and Air Conditioning MCQ with Answers

Heat Transfer Refrigeration and Air Conditioning MCQ with Answers

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

Answer is:

dry bulb temperature

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

Answer is:

1 - B.P.F.

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

Answer is:

Right

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

Answer is:

same as

305) The freezing point of sulphur dioxide is

Answer is:

-75.2 Degree Centigrade

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