Refrigeration and Air Conditioning Which of the following is not a desirable property of a refrigerant? High risibility with oil Good electrical conductor Low boiling point Large latent heat High risibility with oil Good electrical conductor Low boiling point Large latent heat ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning For air conditioning the operation theater in a hospital, the percentage of outside air in the air supplied is 50 Zero 20 100 50 Zero 20 100 ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The wet bulb depression indicates _________ humidity of the air. Specific Relative Absolute None of these Specific Relative Absolute None of these ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A condenser of refrigeration system rejects heat at the rate of 120 kW, while its compressor consumes a power of 30 kW. The coefficient of performance of the system will be 43834 43833 3 4 43834 43833 3 4 ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In a vapour compression system, the condition of refrigerant is dry saturated vapour Before entering the condenser After leaving the compressor Before entering the compressor After leaving the condenser Before entering the condenser After leaving the compressor Before entering the compressor After leaving the condenser ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The coefficient of performance (C.O.P.) of a refrigerator working as a heat pump is given by ( O.P.)P = ( O.P.)P = ( ( O.P)P = ( ( ( O.P.)R + 2 O.P)P = ( O.P)R O.P)R - 1 O.P.)R + 1 ( O.P.)P = ( O.P.)P = ( ( O.P)P = ( ( ( O.P.)R + 2 O.P)P = ( O.P)R O.P)R - 1 O.P.)R + 1 ANSWER DOWNLOAD EXAMIANS APP
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