Refrigeration and Air Conditioning The domestic refrigerator uses following type of compressor Axial Miniature sealed unit Centrifugal Piston type reciprocating Axial Miniature sealed unit Centrifugal Piston type reciprocating ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Which of the following statement is correct? The wet bulb and dry bulb temperature are equal at saturation condition The constant enthalpy lines are also constant wet bulb temperature lines The wet bulb temperature is a measure of enthalpy of moist air All of the listed here The wet bulb and dry bulb temperature are equal at saturation condition The constant enthalpy lines are also constant wet bulb temperature lines The wet bulb temperature is a measure of enthalpy of moist air All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The ratio of heat extracted in the refrigerator to the work-done on the refrigerant is called Refrigerating efficiency Coefficient of performance of refrigeration Relative coefficient of performance Coefficient of performance of heat pump Refrigerating efficiency Coefficient of performance of refrigeration Relative coefficient of performance Coefficient of performance of heat pump ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In refrigerators, the temperature difference between the evaporating refrigerant and the medium being cooled should be High, of the order of 25° As low as possible (3 to 11°C) Any value Zero High, of the order of 25° As low as possible (3 to 11°C) Any value Zero ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A vapour absorption refrigerator uses _________ as a refrigerant. Ammonia Aqua-ammonia Freon Water Ammonia Aqua-ammonia Freon Water ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The optimum effective temperature for human comfort is Lower in winter than in summer Not dependent on season Same in winter and summer Higher in winter than in summer Lower in winter than in summer Not dependent on season Same in winter and summer Higher in winter than in summer ANSWER DOWNLOAD EXAMIANS APP
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