Refrigeration and Air Conditioning In a bootstrap air evaporative cooling system, the evaporator is provided Between the first heat exchanger and the secondary compressor Between the secondary compressor and the second heat exchanger Between the combustion chamber and the first heat exchanger Between the second heat exchanger and the cooling turbine Between the first heat exchanger and the secondary compressor Between the secondary compressor and the second heat exchanger Between the combustion chamber and the first heat exchanger Between the second heat exchanger and the cooling turbine ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The leakage in a refrigeration system using ammonia is detected by All of these Sulphur sticks Soap and water Halide torch All of these Sulphur sticks Soap and water Halide torch ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The operating temperature of a cold storage is -2°C. The heat leakage from the surrounding is 30 kW for the ambient temperature of 40°C. The actual C.O.P. of refrigeration plant used is one fourth that of ideal plant working between the same temperatures. The power required to drive the plant is 7.44 kW 1.86 kW 18.6 kW 3.72 kW 7.44 kW 1.86 kW 18.6 kW 3.72 kW ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The mass of water vapour present in __________ is called absolute humidity. 1 m3 of dry air 1 kg of wet air 1 kg of dry air 1 m3 of water 1 m3 of dry air 1 kg of wet air 1 kg of dry air 1 m3 of water ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Formation of frost on evaporator in refrigerator Results in loss of heat due to poor heat transfer Is immaterial Can be avoided by proper design Increases heat transfer rate Results in loss of heat due to poor heat transfer Is immaterial Can be avoided by proper design Increases heat transfer rate ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The dry bulb temperature during sensible heating of air None of these Decreases Increases Remains constant None of these Decreases Increases Remains constant ANSWER DOWNLOAD EXAMIANS APP
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