Refrigeration and Air Conditioning Air refrigeration cycle is used in Domestic refrigerators Gas liquefaction Commercial refrigerators Air conditioning Domestic refrigerators Gas liquefaction Commercial refrigerators Air conditioning ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning An important characteristic of absorption system of refrigeration is quiet operation noisy operation cooling below 0°C very little power consumption quiet operation noisy operation cooling below 0°C very little power consumption ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The superheated vapour region, in a pressure enthalpy chart, is represented by the space None of these Between the saturated liquid line and saturated vapour line To the left of saturated liquid line To the right of saturated liquid line None of these Between the saturated liquid line and saturated vapour line To the left of saturated liquid line To the right of saturated liquid line ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The specific humidity during cooling and dehumidification Remains constant Decreases None of these Increases Remains constant Decreases None of these Increases ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning One ton of the refrigeration is The refrigeration effect to produce 1 ton of ice at NTP conditions The cooling effect produced by melting 1 ton of ice The standard unit used in refrigeration problems The refrigeration effect to freeze 1 ton of water at 0°C into ice at 0°C in 24 hours The refrigeration effect to produce 1 ton of ice at NTP conditions The cooling effect produced by melting 1 ton of ice The standard unit used in refrigeration problems The refrigeration effect to freeze 1 ton of water at 0°C into ice at 0°C in 24 hours ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A refrigerating system operating on reversed Brayton refrigeration cycle is used for maintaining 250 K. If the temperature at the end of constant pressure cooling is 300 K and rise in the temperature of air in the refrigerator is 50 K, then the net work of compression will be (assume air as working substance with Cp = 1 kJ/kg) 50 kJ/kg 125 kJ/kg 100 kJ/kg 25 kJ/kg 50 kJ/kg 125 kJ/kg 100 kJ/kg 25 kJ/kg ANSWER DOWNLOAD EXAMIANS APP
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