Refrigeration and Air Conditioning The superheated vapour region, in a pressure enthalpy chart, is represented by the space To the right of saturated liquid line Between the saturated liquid line and saturated vapour line None of these To the left of saturated liquid line To the right of saturated liquid line Between the saturated liquid line and saturated vapour line None of these To the left of saturated liquid line 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.)R + 2 ( ( O.P.)P = ( O.P)P = ( O.P.)R + 1 O.P)R - 1 O.P)R ( O.P.)P = ( O.P)P = ( ( O.P.)R + 2 ( ( O.P.)P = ( O.P)P = ( O.P.)R + 1 O.P)R - 1 O.P)R ( O.P.)P = ( O.P)P = ( ( ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Environmental protection agencies advice against the use of chlorofluorocarbon refrigerants since These react with plants and cause greenhouse effect These react with ozone layer These react with water vapour and cause acid rain These react with oxygen and cause its depletion These react with plants and cause greenhouse effect These react with ozone layer These react with water vapour and cause acid rain These react with oxygen and cause its depletion ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The central air conditioning system has ___________ overall efficiency as compared to individual systems. Lower Higher None of these Same Lower Higher None of these Same ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Under cooling in a refrigeration cycle Decreases C.O.P Increases C.O.P O.P remains unaltered Other factors decide C.O.P Decreases C.O.P Increases C.O.P O.P remains unaltered Other factors decide C.O.P ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Chaperon equation is applicable for registration at Saturation point of vapour Triple point Saturation point of liquid Sublimation temperature Saturation point of vapour Triple point Saturation point of liquid Sublimation temperature ANSWER DOWNLOAD EXAMIANS APP
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