Refrigeration and Air Conditioning The refrigerant used for absorption refrigerators working on heat from solar collectors is a mixture of water and Sulphur dioxide R-12 Carbon dioxide Lithium bromide Sulphur dioxide R-12 Carbon dioxide Lithium bromide ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Pressure of water vapour is given by None of these [Pv (Pb - Pd)]/ [Pd (Pb - Pv)] μ/[1 - (1 - μ) (Ps/Pb)] 0.622 Pv/ (Pb - Pv) None of these [Pv (Pb - Pd)]/ [Pd (Pb - Pv)] μ/[1 - (1 - μ) (Ps/Pb)] 0.622 Pv/ (Pb - Pv) ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning An important characteristic of absorption system of refrigeration is quiet operation very little power consumption noisy operation cooling below 0°C quiet operation very little power consumption noisy operation cooling below 0°C ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning During heating and dehumidification process, dry bulb temperature Remains constant None of these Decreases Increases Remains constant None of these Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The total pressure exerted by the mixture of air and water vapour is equal to the sum of pressures which each constituent would exert, if it occupied the same space by itself. This statement is called Kinetic theory of gases Newton's law of gases Dalton's law of partial pressures Avogadro's hypothesis Kinetic theory of gases Newton's law of gases Dalton's law of partial pressures Avogadro's hypothesis ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A valve which maintains a constant degree of superheat at the end of the evaporator coil, is called Thermostatic expansion valve High side float valve Automatic expansion valve Low side float valve Thermostatic expansion valve High side float valve Automatic expansion valve Low side float valve ANSWER DOWNLOAD EXAMIANS APP
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