Refrigeration and Air Conditioning The refrigerant used for absorption refrigerators working on heat from solar collectors is a mixture of water and Lithium bromide Carbon dioxide R-12 Sulphur dioxide Lithium bromide Carbon dioxide R-12 Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In which of the following refrigeration system, waste heat can be effectively used? Air refrigeration cycle Vapour compression cycle None of the listed here Vapour absorption cycle Air refrigeration cycle Vapour compression cycle None of the listed here Vapour absorption cycle ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Highest pressure encountered in a refrigeration system should be Much above critical pressure Critical pressure of refrigerant Much below critical pressure Near critical pressure Much above critical pressure Critical pressure of refrigerant Much below critical pressure Near critical pressure ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Pick up the correct statement about giving up of heat from one medium to other in ammonia absorption system Weak solution to strong solution Strong solution to weak solution Ammonia vapours to weak solution Strong solution to ammonia vapour Weak solution to strong solution Strong solution to weak solution Ammonia vapours to weak solution Strong solution to ammonia vapour ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Which of the following cycles uses air as the refrigerant? Carnot Ericson Stirling Bell Coleman Carnot Ericson Stirling Bell Coleman ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The operating pressure for refrigerating units using R-12 as a refrigerant is 30 bar 15 bar 8 bar 2 bar 30 bar 15 bar 8 bar 2 bar ANSWER DOWNLOAD EXAMIANS APP
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