Refrigeration And Air Conditioning - Study Mode

[#86] Cooling water is required for following equipment in ammonia absorption plant
Correct Answer

(D) Condenser, absorber and separator (rectifier)

Explanation

Solution: Cooling water is required for Condenser, absorber and separator (rectifier) in ammonia absorption plant

[#87] The coefficient of performance of a domestic refrigerator is ________ as compared to a domestic air-conditioner.
Correct Answer

(B) Less

Explanation

Solution: The coefficient of performance of a domestic refrigerator is less as compared to a domestic air-conditioner.

[#88] In aqua ammonia and Lithium bromide water absorption refrigeration systems, the refrigerants are respectively
Correct Answer

(D) Ammonia and water

Explanation

Solution: In aqua ammonia and Lithium bromide water absorption refrigeration systems, the refrigerants are respectively Ammonia and water

[#89] In order to cool and dehumidify a stream of moist air, it must be passed over the coil at a temperature
Correct Answer

(C) Which is lower than the dew point temperature of the incoming stream

Explanation

Solution: In order to cool and dehumidify a stream of moist air, it must be passed over the coil at a temperature Which is lower than the dew point temperature of the incoming stream

[#90] During heating and dehumidification process, dry bulb temperature
Correct Answer

(B) Increases

Explanation

Solution: During the heating and dehumidification process dry bulb temperature of the air increases while its dew point and wet bulb temperature reduces.