Refrigeration and Air Conditioning The sub-cooling in a refrigeration cycle None of these Does not alter C.O.P. Increases C.O.P. Decreases C.O.P. None of these Does not alter C.O.P. Increases C.O.P. Decreases C.O.P. ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In larger industrial and commercial reciprocating compression systems, refrigerant widely used is Sulphur dioxide Ammonia R-12 Carbon dioxide Sulphur dioxide Ammonia R-12 Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning One tonne of refrigeration (1TR) means that the heat removing capacity is 420 kJ/min 21 kJ/min 620 kJ/min 210 kJ/min 420 kJ/min 21 kJ/min 620 kJ/min 210 kJ/min ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The refrigerant used for absorption refrigerators working on heat from solar collectors is a mixture of water and Lithium bromide Carbon dioxide R-12 Sulphur dioxide Lithium bromide Carbon dioxide R-12 Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Most air cooled condensers are designed to operate with a temperature difference of 8°C 14°C 22°C 5°C 8°C 14°C 22°C 5°C ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In vapour compression cycle using NH₃ as refrigerant, initial charge is filled at High pressure side close to receiver Delivery of compressor Low pressure side near receiver Suction of compressor High pressure side close to receiver Delivery of compressor Low pressure side near receiver Suction of compressor ANSWER DOWNLOAD EXAMIANS APP
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