Refrigeration and Air Conditioning Pressure of water vapour is given by [Pv (Pb - Pd)]/ [Pd (Pb - Pv)] None of these 0.622 Pv/ (Pb - Pv) μ/[1 - (1 - μ) (Ps/Pb)] [Pv (Pb - Pd)]/ [Pd (Pb - Pv)] None of these 0.622 Pv/ (Pb - Pv) μ/[1 - (1 - μ) (Ps/Pb)] ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The refrigerant used for absorption refrigerators working on heat from solar collectors is a mixture of water and R-12 Carbon dioxide Sulphur dioxide Lithium bromide R-12 Carbon dioxide Sulphur dioxide Lithium bromide 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? 0.8 0.25 0.5 1.25 0.8 0.25 0.5 1.25 ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Highest temperature encountered in refrigeration cycle should be At critical Temperature Much below critical temperature Above critical temperature Near critical temperature of refrigerant At critical Temperature Much below critical temperature Above critical temperature Near critical temperature of refrigerant ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The cooling system used for supersonic aircrafts and rockets is Regenerative air cooling system Reduced ambient air cooling system Simple air cooling system Bootstrap air cooling system Regenerative air cooling system Reduced ambient air cooling system Simple air cooling system Bootstrap air cooling system ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In air-conditioning of aeroplanes, using air as a refrigerant, the cycle used is Reversed Brayton cycle Reversed Carnot cycle Reversed Otto cycle Reversed Joule cycle Reversed Brayton cycle Reversed Carnot cycle Reversed Otto cycle Reversed Joule cycle ANSWER DOWNLOAD EXAMIANS APP
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