Refrigeration and Air Conditioning Highest temperature encountered in refrigeration cycle should be At critical Temperature Near critical temperature of refrigerant Much below critical temperature Above critical temperature At critical Temperature Near critical temperature of refrigerant Much below critical temperature Above critical temperature ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Which of the following refrigerants has lowest freezing point? Freon-22 CO2 NH3 Freon-12 Freon-22 CO2 NH3 Freon-12 ANSWER DOWNLOAD EXAMIANS APP
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 In refrigerator, liquid receiver is required between condenser and flow controlling device, if quantity of refrigerant for system is There is no such consideration More than 10 kg Less than 2 kg More than or equal to 3.65 kg There is no such consideration More than 10 kg Less than 2 kg More than or equal to 3.65 kg ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In case of sensible heating of air, the coil efficiency is given by (where B.P.F. = Bypass factor) P.F. - 1 1/ B.P.F. 1 + B.P.F. 1 - B. P.F. P.F. - 1 1/ B.P.F. 1 + B.P.F. 1 - B. P.F. ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Which of the following refrigerant has the highest freezing point. Ammonia Sulphur dioxide R-12 Carbon dioxide Ammonia Sulphur dioxide R-12 Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP