Refrigeration and Air Conditioning Which of the following statement is wrong? The value of C.O.P. is always greater than one None of the listed here The space between the saturated liquid line and saturated vapour line, in a pressure enthalpy chart, is wet vapour region In a vapour compression system, the condition of refrigerant before entering the compressor is dry saturated vapour The value of C.O.P. is always greater than one None of the listed here The space between the saturated liquid line and saturated vapour line, in a pressure enthalpy chart, is wet vapour region In a vapour compression system, the condition of refrigerant before entering the compressor is dry saturated vapour ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Carbon dioxide is Non-flammable Colourless Odourless All of the listed here Non-flammable Colourless Odourless All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Most thermostatic expansion valves are set for a superheat of 15°C 10°C 5°C 20°C 15°C 10°C 5°C 20°C ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The Freon group of refrigerants are Halocarbon refrigerants Zoetrope refrigerants Hydrocarbon refrigerants Inorganic refrigerants Halocarbon refrigerants Zoetrope refrigerants Hydrocarbon refrigerants Inorganic refrigerants ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A thermostatic expansion valve in a refrigeration system None of these Maintains different temperatures in evaporator in proportion to load Ensures the evaporator completely filled with refrigerant of the load Is suitable only for constant load systems None of these Maintains different temperatures in evaporator in proportion to load Ensures the evaporator completely filled with refrigerant of the load Is suitable only for constant load systems ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The relative coefficient of performance is equal to (Theoretical C.O.P.)/ (Actual C.O.P.) (Actual C.O.P.) /(Theoretical C.O.P.) (Actual C.O.P.) × (Theoretical C.O.P.) None of these (Theoretical C.O.P.)/ (Actual C.O.P.) (Actual C.O.P.) /(Theoretical C.O.P.) (Actual C.O.P.) × (Theoretical C.O.P.) None of these ANSWER DOWNLOAD EXAMIANS APP
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