Refrigeration and Air Conditioning During sensible heating of air _________ decreases. Relative humidity Specific humidity Dry bulb temperature Wet bulb temperature Relative humidity Specific humidity Dry bulb temperature Wet bulb temperature ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The advantage of dry compression is that It results in high volumetric and mechanical efficiency It permits higher speeds to be used All of these It permits complete evaporation in the evaporator It results in high volumetric and mechanical efficiency It permits higher speeds to be used All of these It permits complete evaporation in the evaporator ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning If the evaporator temperature of a plant is lowered, keeping the condenser temperature constant, the h.p. of compressor required will be Same Less More More/less depending on rating Same Less More More/less depending on rating ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The bank of tubes at the back of domestic refrigerator is Refrigerant cooling tubes Capillary tubes Evaporator tubes Condenser tubes Refrigerant cooling tubes Capillary tubes Evaporator tubes Condenser tubes ANSWER DOWNLOAD EXAMIANS APP
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 Specific humidity Saturated air Moist air Dry air Specific humidity Saturated air Moist air Dry air ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The comfort conditions in air conditioning are at (where DBT = Dry bulb temperature, and RH = Relative humidity) 25°C DBT and 40% RH 25°C DBT and 100% RH 22°C DBT and 60% RH 20°C DBT and 80% RH 25°C DBT and 40% RH 25°C DBT and 100% RH 22°C DBT and 60% RH 20°C DBT and 80% RH ANSWER DOWNLOAD EXAMIANS APP