Refrigeration and Air Conditioning During a refrigeration cycle, heat is rejected by the refrigerant in a Evaporator Expansion valve Compressor Condenser Evaporator Expansion valve Compressor Condenser ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In which of the following refrigeration system, waste heat can be effectively used? Vapour absorption cycle Air refrigeration cycle Vapour compression cycle None of the listed here Vapour absorption cycle Air refrigeration cycle Vapour compression cycle None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The ratio of heat extracted in the refrigerator to the work-done on the refrigerant is called Relative coefficient of performance Coefficient of performance of heat pump Refrigerating efficiency Coefficient of performance of refrigeration Relative coefficient of performance Coefficient of performance of heat pump Refrigerating efficiency Coefficient of performance of refrigeration ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The reduced ambient air cooling system has One cooling turbine and two heat exchangers Two cooling turbines and two heat exchangers Two cooling turbines and one heat exchanger One cooling turbine and one heat exchanger One cooling turbine and two heat exchangers Two cooling turbines and two heat exchangers Two cooling turbines and one heat exchanger One cooling turbine and one heat exchanger ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In aircraft, air refrigeration Cycle is used because of High heat transfer rate Low temperature at high altitudes Low weight per tonne of refrigeration Higher coefficient of performance High heat transfer rate Low temperature at high altitudes Low weight per tonne of refrigeration Higher coefficient of performance ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The ratio of actual mass of water vapour in a given volume of moist air to the mass of water vapour in the same volume of saturated air at the same temperature and pressure, is called Degree of saturation Absolute humidity Humidity ratio Relative humidity Degree of saturation Absolute humidity Humidity ratio Relative humidity ANSWER DOWNLOAD EXAMIANS APP
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