Refrigeration and Air Conditioning For obtaining high COP, the pressure range of compressor should be Any value Optimum High Low Any value Optimum High Low ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The condition of refrigerant as it leaves the compressor in a vapour compression system is Superheated vapour Dry saturated vapour Saturated liquid Wet vapour Superheated vapour Dry saturated vapour Saturated liquid Wet vapour 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) (T₁ - T₂)/T₁ T₂/ (T₂ - T₁) T₁ / (T₂ - T₁) (T₂ - T₁)/T₁ (T₁ - T₂)/T₁ T₂/ (T₂ - T₁) T₁ / (T₂ - T₁) (T₂ - T₁)/T₁ ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The C.O.P. of a refrigeration cycle with lowering of condenser temperature, keeping the evaporator temperature constant, will Increase Remain unaffected Decrease May increase or decrease depending on the type of refrigerant used Increase Remain unaffected Decrease May increase or decrease depending on the type of refrigerant used ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning One of the purposes of sub cooling the liquid refrigerant is to Ensure that only liquid and not the vapour enters the expansion (throttling) valve Reduce compressor overheating Reduce compressor discharge temperature Increase cooling effect Ensure that only liquid and not the vapour enters the expansion (throttling) valve Reduce compressor overheating Reduce compressor discharge temperature Increase cooling effect ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning As relative humidity decreases, the dew point temperature will be ___ wet bulb temperature. Lower than Same as None of the listed here Higher than Lower than Same as None of the listed here Higher than ANSWER DOWNLOAD EXAMIANS APP
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