Refrigeration and Air Conditioning The value of C.O.P in vapour compression cycle is usually Always more than unity Equal to unity Always less than unity Any one of the above Always more than unity Equal to unity Always less than unity Any one of the above ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The specific humidity during cooling and dehumidification Increases Remains constant Decreases None of these Increases Remains constant Decreases None of these ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The suction pipe diameter of refrigerating unit compressor in comparison to delivery side is Equal Bigger Smaller/bigger depending on capacity Smaller Equal Bigger Smaller/bigger depending on capacity Smaller ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In a vapour compression refrigeration system, a throttle valve is used in place of an expander because It improves the C.O.P., as the condenser is small The positive work in isentropic expansion of liquid is very small It considerably reduces mass of the system It leads to significant cost reduction It improves the C.O.P., as the condenser is small The positive work in isentropic expansion of liquid is very small It considerably reduces mass of the system It leads to significant cost reduction ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In a refrigeration system, heat absorbed in comparison to heat rejected is Same More for small capacity and less for high capacity More Less Same More for small capacity and less for high capacity More Less ANSWER DOWNLOAD EXAMIANS APP