Refrigeration and Air Conditioning The desirable property of a refrigerant is Low boiling point All of these High critical temperature High latent heat of vaporisation Low boiling point All of these High critical temperature High latent heat of vaporisation ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The thermostatic expansion valve operates on the changes in the Degree of superheat at exit from the evaporator Temperature of the evaporator Pressure in the evaporator None of these Degree of superheat at exit from the evaporator Temperature of the evaporator Pressure in the evaporator None of these ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning For proper refrigeration in a cabinet, if the temperature and vapour pressure difference between cabinet and atmosphere is high, then Bigger cabinet should be used Perfectly tight vapour seal should be used Smaller cabinet should be used Refrigerant with lower evaporation temperature should be used Bigger cabinet should be used Perfectly tight vapour seal should be used Smaller cabinet should be used Refrigerant with lower evaporation temperature should be used ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Most of the domestic refrigerators work on the following refrigeration system Vapour compression Electrolux refrigerator Carnot cycle Vapour absorption Vapour compression Electrolux refrigerator Carnot cycle Vapour absorption ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A standard ice point temperature corresponds to the temperature of Water at 0°C Ice at 4°C Mixture of ice and water under equilibrium conditions Solid and dry ice Water at 0°C Ice at 4°C Mixture of ice and water under equilibrium conditions Solid and dry ice ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The boiling point of ________ is 10.5°C. Sulphur dioxide R-12 Carbon dioxide Ammonia Sulphur dioxide R-12 Carbon dioxide Ammonia ANSWER DOWNLOAD EXAMIANS APP
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