Refrigeration and Air Conditioning Which of the following refrigerant has the maximum ozone depletion potential in the stratosphere? Sulphur dioxide Ammonia Carbon dioxide Fluorine Sulphur dioxide Ammonia Carbon dioxide Fluorine ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Reducing suction pressure in refrigeration cycle Lowers evaporation temperature Increases power required per ton of refrigeration All of these Lowers compressor capacity because vapour is lighter Lowers evaporation temperature Increases power required per ton of refrigeration All of these Lowers compressor capacity because vapour is lighter 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 High pressure saturated liquid Very wet vapour Wet vapour Dry vapour High pressure saturated liquid Very wet vapour Wet vapour Dry vapour ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A one tonne refrigerating machine means that One tonne is the total mass of machine One tonne of ice when melts from and at 0° C in 24 hours, the refrigeration effect is equivalent to 210 kJ/min One tonne of water can be converted into ice One tonne refrigerant is used One tonne is the total mass of machine One tonne of ice when melts from and at 0° C in 24 hours, the refrigeration effect is equivalent to 210 kJ/min One tonne of water can be converted into ice One tonne refrigerant is used ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning An evaporator is also known as Chilling coil All of these Freezing coil Cooling coil Chilling coil All of these Freezing coil Cooling coil ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Cooling water is required for following equipment in ammonia absorption plant Condenser Absorber Condenser, absorber and separator (rectifier) Evaporator Condenser Absorber Condenser, absorber and separator (rectifier) Evaporator ANSWER DOWNLOAD EXAMIANS APP
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