Refrigeration and Air Conditioning In which of the following refrigeration system, waste heat can be effectively used? Vapour compression cycle Air refrigeration cycle None of the listed here Vapour absorption cycle Vapour compression cycle Air refrigeration cycle None of the listed here Vapour absorption cycle ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The COP of a domestic refrigerator Is equal to 1 Is less than 1 Is more than 1 Depends upon the make Is equal to 1 Is less than 1 Is more than 1 Depends upon the make ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Ammonia is Non-toxic Highly toxic and inflammable Toxic and non-inflammable Non-inflammable Non-toxic Highly toxic and inflammable Toxic and non-inflammable Non-inflammable ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The capillary tube is not used in large capacity refrigeration systems because Capacity control is not possible Cost is too high Required pressure drop cannot be achieved It is made of copper Capacity control is not possible Cost is too high Required pressure drop cannot be achieved It is made of copper ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The boiling point of ________ is 10.5°C. R-12 Carbon dioxide Sulphur dioxide Ammonia R-12 Carbon dioxide Sulphur dioxide Ammonia ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In case of sensible cooling of air, the coil efficiency is given by 1/ B.P.F. P.F. - 1 1 - B.P.F. 1 + B.P.F. 1/ B.P.F. P.F. - 1 1 - B.P.F. 1 + B.P.F. ANSWER DOWNLOAD EXAMIANS APP
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