Refrigeration and Air Conditioning For obtaining high COP, the pressure range of compressor should be High Low Optimum Any value High Low Optimum Any value ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A standard ice point temperature corresponds to the temperature of Ice at 4°C Water at 0°C Mixture of ice and water under equilibrium conditions Solid and dry ice Ice at 4°C Water at 0°C Mixture of ice and water under equilibrium conditions Solid and dry ice ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Critical temperature is the temperature above which A gas will never liquefy Water will never evaporate Water will evaporate A gas will immediately liquefy A gas will never liquefy Water will never evaporate Water will evaporate A gas will immediately liquefy ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A refrigeration system Removes heat from a low temperature body and delivers it to a high temperature body Rejects energy to a low temperature body Removes heat from a high temperature body and delivers it to a low temperature body None of the listed here Removes heat from a low temperature body and delivers it to a high temperature body Rejects energy to a low temperature body Removes heat from a high temperature body and delivers it to a low temperature body None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The sub-cooling in a refrigeration cycle Does not alter C.O.P. Increases C.O.P. Decreases C.O.P. None of these Does not alter C.O.P. Increases C.O.P. Decreases C.O.P. None of these ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The C.O.P. of an absorption type refrigerator is given by (where T₁ = Temperature at which the working substance receives heat, T₂ = Temperature of cooling water, and T₃ = Evaporator temperature) [T₃ (T₂ - T₃)] / [T₁ (T₁ - T₂)] [T₁ (T₁ - T₂)] / [T₃ (T₂ - T₃)] [T₁ (T₂ - T₃)] / [T₃ (T₁ - T₂)] [T₃ (T₁ - T₂)]/ [T₁ (T₂ - T₃)] [T₃ (T₂ - T₃)] / [T₁ (T₁ - T₂)] [T₁ (T₁ - T₂)] / [T₃ (T₂ - T₃)] [T₁ (T₂ - T₃)] / [T₃ (T₁ - T₂)] [T₃ (T₁ - T₂)]/ [T₁ (T₂ - T₃)] ANSWER DOWNLOAD EXAMIANS APP
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