Refrigeration and Air Conditioning One ton of the refrigeration is The refrigeration effect to freeze 1 ton of water at 0°C into ice at 0°C in 24 hours The cooling effect produced by melting 1 ton of ice The standard unit used in refrigeration problems The refrigeration effect to produce 1 ton of ice at NTP conditions The refrigeration effect to freeze 1 ton of water at 0°C into ice at 0°C in 24 hours The cooling effect produced by melting 1 ton of ice The standard unit used in refrigeration problems The refrigeration effect to produce 1 ton of ice at NTP conditions ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The C.O.P. of a refrigerator working on a reversed Carnot cycle is (where T₁ = Lowest absolute temperature, and T₂ = Highest absolute temperature) (T₂ - T₁)/T₁ (T₁ - T₂)/T₁ T₁ / (T₂ - T₁) T₂/ (T₂ - T₁) (T₂ - T₁)/T₁ (T₁ - T₂)/T₁ T₁ / (T₂ - T₁) T₂/ (T₂ - T₁) ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A vapour absorption refrigerator uses _________ as a refrigerant. Freon Water Ammonia Aqua-ammonia Freon Water Ammonia Aqua-ammonia ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Which of the following cycles uses air as the refrigerant? Bell Coleman Carnot Ericson Stirling Bell Coleman Carnot Ericson Stirling ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Under cooling in a refrigeration cycle Decreases C.O.P Increases C.O.P O.P remains unaltered Other factors decide C.O.P Decreases C.O.P Increases C.O.P O.P remains unaltered Other factors decide C.O.P ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The desirable property of a refrigerant is Low boiling point All of these High critical temperature High latent heat of vaporisation Low boiling point All of these High critical temperature High latent heat of vaporisation ANSWER DOWNLOAD EXAMIANS APP
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