Refrigeration and Air Conditioning For large tonnage (more than 200 TR) air-conditioning applications, the compressor recommended is Centrifugal Rotating Screw Reciprocating Centrifugal Rotating Screw Reciprocating ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A certain refrigerating system has a normal operating suction pressure of 10 kg/cm gauge and condensing pressure of about 67 kg/cm. The refrigerant used is Ammonia Freon Carbon dioxide Brine Ammonia Freon Carbon dioxide Brine ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The bank of tubes at the back of domestic refrigerator is Condenser tubes Evaporator tubes Capillary tubes Refrigerant cooling tubes Condenser tubes Evaporator tubes Capillary tubes Refrigerant cooling tubes 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 m3 of water 1 kg of dry air 1 kg of wet air 1 m3 of dry air 1 m3 of water 1 kg of dry air 1 kg of wet air ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A condenser of refrigeration system rejects heat at the rate of 120 kW, while its compressor consumes a power of 30 kW. The coefficient of performance of the system will be 43833 43834 4 3 43833 43834 4 3 ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The vapour pressure of refrigerant should be Equal to atmospheric pressure Lower than atmospheric pressure Could be anything Higher than atmospheric pressure Equal to atmospheric pressure Lower than atmospheric pressure Could be anything Higher than atmospheric pressure ANSWER DOWNLOAD EXAMIANS APP