Refrigeration and Air Conditioning The refrigerant used for absorption refrigerators working on heat from solar collectors is a mixture of water and Carbon dioxide Sulphur dioxide R-12 Lithium bromide Carbon dioxide Sulphur dioxide R-12 Lithium bromide ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The COP of a domestic refrigerator Is less than 1 Is equal to 1 Is more than 1 Depends upon the make Is less than 1 Is equal to 1 Is more than 1 Depends upon the make ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The power per tonne of refrigeration is None of these O.P/3.5 3.5/C.O.P. 3.5 × C.O.P. None of these O.P/3.5 3.5/C.O.P. 3.5 × C.O.P. ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In aqua ammonia and Lithium bromide water absorption refrigeration systems, the refrigerants are respectively Water and water Ammonia and water Water and lithium bromide Ammonia and lithium bromide Water and water Ammonia and water Water and lithium bromide Ammonia and lithium bromide ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The total pressure exerted by the mixture of air and water vapour is equal to the sum of pressures which each constituent would exert, if it occupied the same space by itself. This statement is called Kinetic theory of gases Dalton's law of partial pressures Avogadro's hypothesis Newton's law of gases Kinetic theory of gases Dalton's law of partial pressures Avogadro's hypothesis Newton's law of gases ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Presence of moisture in a refrigerant affects the working of Condenser Evaporator Expansion valve Compressor Condenser Evaporator Expansion valve Compressor ANSWER DOWNLOAD EXAMIANS APP
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