Refrigeration and Air Conditioning A vapour absorption refrigerator uses _________ as a refrigerant. Water Aqua-ammonia Ammonia Freon Water Aqua-ammonia Ammonia Freon ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In a refrigerating machine, heat rejected is _________ heat absorbed. Greater than None of these Less than Equal to Greater than None of these Less than Equal to ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A refrigeration cycle operates between condenser temperature of + 27°C and evaporator temperature of -23°C. The Carnot coefficient of performance of cycle will be 0.2 1.2 6 5 0.2 1.2 6 5 ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In vapour compression cycle the condition off refrigerant is dry saturated vapour Before entering the compressor Before passing through the condenser After passing through the condenser After passing through the expansion or throttle valve Before entering the compressor Before passing through the condenser After passing through the condenser After passing through the expansion or throttle valve ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Pick up the wrong statement. A refrigerant should have High latent heat of vaporisation Higher critical temperature High boiling point Tow specific heat of liquid High latent heat of vaporisation Higher critical temperature High boiling point Tow specific heat of liquid 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 Dry air Saturated air Moist air Specific humidity Dry air Saturated air Moist air Specific humidity ANSWER DOWNLOAD EXAMIANS APP
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