Refrigeration and Air Conditioning Absorption system normally uses the following refrigerant Freon-11 Ammonia CO2 Freon-22 Freon-11 Ammonia CO2 Freon-22 ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A thermostatic expansion valve in a refrigeration system Ensures the evaporator completely filled with refrigerant of the load None of these Maintains different temperatures in evaporator in proportion to load Is suitable only for constant load systems Ensures the evaporator completely filled with refrigerant of the load None of these Maintains different temperatures in evaporator in proportion to load Is suitable only for constant load systems 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 refrigerant is used One tonne of water can be converted into ice 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 refrigerant is used One tonne of water can be converted into ice ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A vapour absorption refrigerator uses _________ as a refrigerant. Water Ammonia Freon Aqua-ammonia Water Ammonia Freon Aqua-ammonia ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning During sensible heating of air _________ decreases. Specific humidity Relative humidity Dry bulb temperature Wet bulb temperature Specific humidity Relative humidity Dry bulb temperature Wet bulb temperature ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Which of the following cycles uses air as the refrigerant? Bell Coleman Stirling Ericson Carnot Bell Coleman Stirling Ericson Carnot ANSWER DOWNLOAD EXAMIANS APP
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