Mass Transfer Which of the following processes is not an example of adsorption applied to gaseous separations? Dehumidification of air and gas Recovery of valuable solvent vapors from dilute mixture with air and other gases Decolouration of yellow glycerene Removal of objectionable odour and impurities from industrial gases Dehumidification of air and gas Recovery of valuable solvent vapors from dilute mixture with air and other gases Decolouration of yellow glycerene Removal of objectionable odour and impurities from industrial gases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following adsorbent is used to decolourise yellow glycerine? Alumina Fuller Silica gel Activated carbon Alumina Fuller Silica gel Activated carbon ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Drift in a cooling tower is Desirable Dependent on the water lost by evaporation All of these The water entrained by the circulating air Desirable Dependent on the water lost by evaporation All of these The water entrained by the circulating air ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer An air-water vapour mixture has a dry bulb temperature of 60°C and a dew point temperature of 40°C. The total pressure is 101.3 kPa and the vapour pressure of water at 40°C and 60°C are 7.30 kPa and 19.91 kPa respectively.The humidity of air sample expressed as kg of water vapour/kg of dry air is 0.048 0.152 0.122 0.079 0.048 0.152 0.122 0.079 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If G = insoluble gas in gas stream and L = non-volatile solvent in liquid stream, then the slope of the operating line for the absorber is None of these Always < 1 L/G G/L None of these Always < 1 L/G G/L ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The cooling effect in a cooling tower can be speeded up by All of the listed here Reducing the barometric pressure Increasing the air velocity and area of exposed wet surface Reducing the humidity of the air All of the listed here Reducing the barometric pressure Increasing the air velocity and area of exposed wet surface Reducing the humidity of the air ANSWER DOWNLOAD EXAMIANS APP
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