Heat Transfer Refrigeration and Air Conditioning MCQ with Answers

Heat Transfer Refrigeration and Air Conditioning MCQ with Answers

151) For a given dry bulb temperature, as the relative humidity __________ the wet bulb temperature will increase.

Answer is:

decreases

152) The lowest thermal diffusivity is of

Answer is:

rubber

153) A low wet bulb temperature indicates very __________ humidity.

Answer is:

low

154) The operating temperature of a cold storage is - 2 Degree Centigrade. The heat leakage from the surrounding is 30 kW for the ambient temperature of 40 Degree Centigrade. The actual C.O.P. of refrigeration plant used is one fourth that of ideal plant workin

Answer is:

18.6 kW

155) In chemical dehumidification process,

Answer is:

all of these

Explanation:

In chemical dehumidification process,
* dew point temperature decreases
* wet bulb temperature decreases
* dry bulb temperature increases

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