Refrigeration and Air Conditioning The C.O.P. of a heat pump working on a reversed Carnot cycle is (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 Air refrigerator works on Reversed Carnot cycle Bell Coleman cycle None of these Both (A) and (B) Reversed Carnot cycle Bell Coleman cycle None of these Both (A) and (B) ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Mass flow ratio of NH₃ in comparison to Freon-12 for same refrigeration load and same temperature limits is of the order of 9: 1 1: 3 1: 1 1: 9 9: 1 1: 3 1: 1 1: 9 ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A human body feels comfortable when the heat produced by the metabolism of human body is equal to the Heat dissipated to the surroundings Sum of (A) and (B) Difference of (A) and (B) Heat stored in the human body Heat dissipated to the surroundings Sum of (A) and (B) Difference of (A) and (B) Heat stored in the human body ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Most air cooled condensers are designed to operate with a temperature difference of 5°C 14°C 22°C 8°C 5°C 14°C 22°C 8°C ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Aqua ammonia is used as refrigerant in the following type of refrigeration system Absorption Indirect Compression Direct Absorption Indirect Compression Direct ANSWER DOWNLOAD EXAMIANS APP
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