Refrigeration and Air Conditioning In a vapour compression system, the condition of refrigerant is dry saturated vapour Before entering the condenser After leaving the condenser Before entering the compressor After leaving the compressor Before entering the condenser After leaving the condenser Before entering the compressor After leaving the compressor ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A valve which maintains a constant degree of superheat at the end of the evaporator coil, is called Low side float valve High side float valve Automatic expansion valve Thermostatic expansion valve Low side float valve High side float valve Automatic expansion valve Thermostatic expansion valve ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The coefficient of performance is the ratio of the refrigerant effect to the Enthalpy increase in compressor Work done by compressor All of these Heat of compression Enthalpy increase in compressor Work done by compressor All of these Heat of compression ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A thermostatic expansion valve in a refrigeration system Ensures the evaporator completely filled with refrigerant of the load Is suitable only for constant load systems Maintains different temperatures in evaporator in proportion to load None of these Ensures the evaporator completely filled with refrigerant of the load Is suitable only for constant load systems Maintains different temperatures in evaporator in proportion to load None of these ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Which of the following is not a desirable property of a refrigerant? Good electrical conductor Low boiling point Large latent heat High risibility with oil Good electrical conductor Low boiling point Large latent heat High risibility with oil ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The superheated vapour region, in a pressure enthalpy chart, is represented by the space To the right of saturated liquid line None of these Between the saturated liquid line and saturated vapour line To the left of saturated liquid line To the right of saturated liquid line None of these Between the saturated liquid line and saturated vapour line To the left of saturated liquid line ANSWER DOWNLOAD EXAMIANS APP