Refrigeration and Air Conditioning The sub-cooling in a refrigeration cycle Increases C.O.P. Decreases C.O.P. Does not alter C.O.P. None of these Increases C.O.P. Decreases C.O.P. Does not alter C.O.P. None of these ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A heat pump working on a reversed Carnot cycle has a C.O.P. of 5. It works as a refrigerator taking 1 kW of work input. The refrigerating effect will be 1 kW 3 kW 2 kW 4 kW 1 kW 3 kW 2 kW 4 kW ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The pressure at the outlet of a refrigerant compressor is called Suction pressure Critical pressure Back pressure Discharge pressure Suction pressure Critical pressure Back pressure Discharge pressure ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The leakage in a refrigeration system using ammonia is detected by All of these Halide torch Soap and water Sulphur sticks All of these Halide torch Soap and water Sulphur sticks ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The cooling system used for supersonic aircrafts and rockets is Reduced ambient air cooling system Regenerative air cooling system Bootstrap air cooling system Simple air cooling system Reduced ambient air cooling system Regenerative air cooling system Bootstrap air cooling system Simple air cooling system ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Critical pressure of a liquid is the pressure Above which liquid will remain liquid Above which liquid becomes solid Above which liquid becomes gas Above which liquid becomes vapour Above which liquid will remain liquid Above which liquid becomes solid Above which liquid becomes gas Above which liquid becomes vapour ANSWER DOWNLOAD EXAMIANS APP
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