Refrigeration and Air Conditioning Allowable pressure on high pressure side or ammonia absorption system is of the order of 56 bars Slightly above atmospheric pressure Atmospheric pressure 24 bars 56 bars Slightly above atmospheric pressure Atmospheric pressure 24 bars ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The cooling system used for supersonic aircrafts and rockets is Regenerative air cooling system Reduced ambient air cooling system Bootstrap air cooling system Simple air cooling system Regenerative air cooling system Reduced ambient air cooling system Bootstrap air cooling system Simple air cooling system ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The capillary tube, as an expansion device, is used in Domestic refrigerators Water coolers All of these Room air conditioners Domestic refrigerators Water coolers All of these Room air conditioners ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning One ton of the refrigeration is The cooling effect produced by melting 1 ton of ice The standard unit used in refrigeration problems The refrigeration effect to freeze 1 ton of water at 0°C into ice at 0°C in 24 hours The refrigeration effect to produce 1 ton of ice at NTP conditions The cooling effect produced by melting 1 ton of ice The standard unit used in refrigeration problems The refrigeration effect to freeze 1 ton of water at 0°C into ice at 0°C in 24 hours The refrigeration effect to produce 1 ton of ice at NTP conditions ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The bank of tubes at the back of domestic refrigerator is Refrigerant cooling tubes Condenser tubes Evaporator tubes Capillary tubes Refrigerant cooling tubes Condenser tubes Evaporator tubes Capillary tubes ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The relative coefficient of performance is Actual COP/theoretical COP None of these Actual COP × theoretical COP Theoretical COP/actual COP Actual COP/theoretical COP None of these Actual COP × theoretical COP Theoretical COP/actual COP ANSWER DOWNLOAD EXAMIANS APP
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