Refrigeration and Air Conditioning Which of the following refrigerant has the lowest freezing point? R-11 R-22 Ammonia R-12 R-11 R-22 Ammonia R-12 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 Zero 100 20 50 Zero 100 20 50 ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The pressure at the outlet of a refrigerant compressor is called Suction pressure Back pressure Discharge pressure Critical pressure Suction pressure Back pressure Discharge pressure Critical pressure ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In a refrigerating machine, heat rejected is _________ heat absorbed. Greater than None of these Equal to Less than Greater than None of these Equal to Less than ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Under cooling in a refrigeration cycle Decreases C.O.P Other factors decide C.O.P Increases C.O.P O.P remains unaltered Decreases C.O.P Other factors decide C.O.P Increases C.O.P O.P remains unaltered ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A refrigeration system Removes heat from a high temperature body and delivers it to a low temperature body Rejects energy to a low temperature body Removes heat from a low temperature body and delivers it to a high temperature body None of the listed here Removes heat from a high temperature body and delivers it to a low temperature body Rejects energy to a low temperature body Removes heat from a low temperature body and delivers it to a high temperature body None of the listed here ANSWER DOWNLOAD EXAMIANS APP
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