Refrigeration and Air Conditioning A mixture of dry air and water vapour, when the air has diffused the maximum amount of water vapour into it, is called Dry air Moist air Saturated air Specific humidity Dry air Moist air Saturated air Specific humidity ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning During sensible cooling, Relative humidity remains constant Specific humidity increases Partial pressure of vapour remains constant Wet bulb temperature increases Relative humidity remains constant Specific humidity increases Partial pressure of vapour remains constant Wet bulb temperature increases ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The temperature of ammonia after compression in a vapour compression system is None of these 70 to 110°C 50 to 70°C 20 to 50°C None of these 70 to 110°C 50 to 70°C 20 to 50°C ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In a lithium bromide absorption refrigeration system Water is used as a refrigerant and lithium bromide as an absorbent Ammonia is used as a refrigerant and lithium bromide as an absorbent None of these Lithium bromide is used as a refrigerant and water as an absorbent Water is used as a refrigerant and lithium bromide as an absorbent Ammonia is used as a refrigerant and lithium bromide as an absorbent None of these Lithium bromide is used as a refrigerant and water as an absorbent ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Hydrogen is used in Electrolux refrigeration system so as to _________ the rate of evaporation of the liquid ammonia passing through the evaporator. None of these Reduce Equalize Increase None of these Reduce Equalize Increase ANSWER DOWNLOAD EXAMIANS APP
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
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