Refrigeration and Air Conditioning Which of the following refrigerant has the maximum ozone depletion potential in the stratosphere? Sulphur dioxide Ammonia Carbon dioxide Fluorine Sulphur dioxide Ammonia Carbon dioxide Fluorine ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Reducing suction pressure in refrigeration cycle Increases power required per ton of refrigeration Lowers evaporation temperature All of these Lowers compressor capacity because vapour is lighter Increases power required per ton of refrigeration Lowers evaporation temperature All of these Lowers compressor capacity because vapour is lighter ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In case of sensible heating of air, the coil efficiency is given by (where B.P.F. = Bypass factor) 1 - B. P.F. 1/ B.P.F. 1 + B.P.F. P.F. - 1 1 - B. P.F. 1/ B.P.F. 1 + B.P.F. P.F. - 1 ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning One ton refrigeration corresponds to 50 kcal/ min 80 kcal/ hr 80 kcal/ min 50 kcal/ hr 50 kcal/ min 80 kcal/ hr 80 kcal/ min 50 kcal/ hr ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning An Electrolux refrigerator is called a ___ absorption system. Single fluid Two fluids Three fluids None of the listed here Single fluid Two fluids Three fluids None of the listed here 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 20 50 Zero 100 20 50 Zero 100 ANSWER DOWNLOAD EXAMIANS APP
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