Refrigeration and Air Conditioning Under cooling in a refrigeration cycle Increases C.O.P Other factors decide C.O.P Decreases C.O.P O.P remains unaltered Increases C.O.P Other factors decide C.O.P Decreases C.O.P O.P remains unaltered ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The pressure at the outlet of a refrigerant compressor is called Suction pressure Critical pressure Discharge pressure Back pressure Suction pressure Critical pressure Discharge pressure Back pressure ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Efficiency of a Carnot engine is given as 80%. If the cycle direction be reversed, what will be the value of C.O.P. of reversed Carnot Cycle? 0.25 1.25 0.8 0.5 0.25 1.25 0.8 0.5 ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning When the lower temperature of a refrigerating machine is fixed, then the coefficient of performance can be improved by Raising the higher temperature Lowering the higher temperature Operating the machine at higher speeds Operating the machine at lower speeds Raising the higher temperature Lowering the higher temperature Operating the machine at higher speeds Operating the machine at lower speeds ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The wet bulb depression indicates _________ humidity of the air. Relative Specific Absolute None of these Relative Specific Absolute None of these ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The dehumidification process, on the psychrometric chart, is shown by Vertical line Inclined line Horizontal line Curved line Vertical line Inclined line Horizontal line Curved line ANSWER DOWNLOAD EXAMIANS APP
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