Refrigeration and Air Conditioning Absorption system normally uses the following refrigerant Freon-22 Freon-11 CO2 Ammonia Freon-22 Freon-11 CO2 Ammonia ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The superheated vapour region, in a pressure enthalpy chart, is represented by the space 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 To the right of saturated liquid line ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In a vapour compression system, the condition of refrigerant before entering the expansion or throttle valve is Very wet vapour Wet vapour Dry vapour High pressure saturated liquid Very wet vapour Wet vapour Dry vapour High pressure saturated liquid ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The lowest thermal diffusivity is of Aluminium Rubber Iron Lead Aluminium Rubber Iron Lead ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The wet bulb temperature during sensible heating of air None of these Remains constant Increases Decreases None of these Remains constant Increases Decreases ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning During sensible cooling, Relative humidity remains constant Partial pressure of vapour remains constant Specific humidity increases Wet bulb temperature increases Relative humidity remains constant Partial pressure of vapour remains constant Specific humidity increases Wet bulb temperature increases ANSWER DOWNLOAD EXAMIANS APP
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