Refrigeration and Air Conditioning The relative coefficient of performance is Actual COP × theoretical COP Actual COP/theoretical COP Theoretical COP/actual COP None of these Actual COP × theoretical COP Actual COP/theoretical COP Theoretical COP/actual COP None of these ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In aqua ammonia and Lithium bromide water absorption refrigeration systems, the refrigerants are respectively Ammonia and water Ammonia and lithium bromide Water and water Water and lithium bromide Ammonia and water Ammonia and lithium bromide Water and water Water and lithium bromide ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Refrigeration in aeroplanes usually employs the following refrigerant Air CO2 Freon-11 Freon-22 Air CO2 Freon-11 Freon-22 ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The specific humidity during cooling and dehumidification Remains constant None of these Decreases Increases Remains constant None of these Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The index which correlates the combined effects of air temperature, relative humidity and air velocity on the human body, is known as Mean radiant temperature Effective temperature Dew point temperature None of the listed here Mean radiant temperature Effective temperature Dew point temperature None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The capillary tube, as an expansion device, is used in Domestic refrigerators All of these Room air conditioners Water coolers Domestic refrigerators All of these Room air conditioners Water coolers ANSWER DOWNLOAD EXAMIANS APP