Refrigeration and Air Conditioning In order to collect liquid refrigerant and to prevent it from going to a ________, a device known as accumulator is used at the suction of compressor. Condenser Compressor Expansion valve Evaporator Condenser Compressor Expansion valve Evaporator ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The emissivity of a polished silver body is ____ as compared to black body. Same High Low Very low Same High Low Very low ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The desirable property of a refrigerant is All of these Low boiling point High critical temperature High latent heat of vaporisation All of these Low boiling point High critical temperature High latent heat of vaporisation ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In mechanical refrigeration system, the refrigerant has the maximum temperature Between condenser and evaporator In evaporator Before expansion valve Between compressor and condenser Between condenser and evaporator In evaporator Before expansion valve Between compressor and condenser ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A vapour absorption refrigerator uses _________ as a refrigerant. Ammonia Water Freon Aqua-ammonia Ammonia Water Freon Aqua-ammonia ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A refrigerant compressor is used to Raise the pressure of the refrigerant All of these Circulate the refrigerant through the refrigerating system Raise the temperature of the refrigerant Raise the pressure of the refrigerant All of these Circulate the refrigerant through the refrigerating system Raise the temperature of the refrigerant ANSWER DOWNLOAD EXAMIANS APP