Refrigeration and Air Conditioning The domestic refrigerator uses following type of compressor Piston type reciprocating Axial Miniature sealed unit Centrifugal Piston type reciprocating Axial Miniature sealed unit Centrifugal ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The specific humidity during cooling and dehumidification None of these Decreases Remains constant Increases None of these Decreases Remains constant Increases ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Which of the following refrigerant has the highest freezing point. R-12 Sulphur dioxide Carbon dioxide Ammonia R-12 Sulphur dioxide Carbon dioxide Ammonia ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The superheating in a refrigeration cycle Increases C.O.P. Does not alter C.O.P. None of these Decreases C.O.P. Increases C.O.P. Does not alter C.O.P. None of these Decreases C.O.P. ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The refrigerant supplied to a compressor must be Dry saturated liquid refrigerant A mixture of liquid and vapour refrigerant Superheated vapour refrigerant None of these Dry saturated liquid refrigerant A mixture of liquid and vapour refrigerant Superheated vapour refrigerant None of these ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The heat rejection factor (HRF) is given by 1 + C.O.P 1 + (1/C.O.P) 1 - (1/C.O.P) 1 - C.O.P. 1 + C.O.P 1 + (1/C.O.P) 1 - (1/C.O.P) 1 - C.O.P. ANSWER DOWNLOAD EXAMIANS APP
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