Mass Transfer The unit of volumetric diffusivity is Cm³/sec Cm²/sec Cm²/seC₂ Cm/sec Cm³/sec Cm²/sec Cm²/seC₂ Cm/sec ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The solvent used in liquid-liquid extraction should have __________ less than one. Selectivity Both A & B Distribution co-efficient Neither A nor B Selectivity Both A & B Distribution co-efficient Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The cooling effect in a cooling tower can not be increased by None of these Reducing the humidity of entering air Increasing the air velocity over the wet surfaces Lowering the barometric pressure None of these Reducing the humidity of entering air Increasing the air velocity over the wet surfaces Lowering the barometric pressure ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of unsaturated air Wet bulb temperature < dry bulb temperature None of the listed here Both of the options given here Dew point < wet bulb temperature Wet bulb temperature < dry bulb temperature None of the listed here Both of the options given here Dew point < wet bulb temperature ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Chemisorption compared to physical absorption has None of these Lower adsorption rate Increased utilisation of stagnant zones of the liquid phase Lower capacity of the solvent for the solute gas None of these Lower adsorption rate Increased utilisation of stagnant zones of the liquid phase Lower capacity of the solvent for the solute gas ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In a forced draft cooling tower, water is cooled from 95 to 80°F by exposure to air with a wet bulb temperature of 70°F. In this case, the Both A & B Neither A nor B Approach is 10°F Range is 15°F Both A & B Neither A nor B Approach is 10°F Range is 15°F ANSWER DOWNLOAD EXAMIANS APP
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