Mass Transfer If f = moles of vapour present per mole of feed, then the slope of feed line is (1 - f)/f - (f - 1)/f - f/(1 - f) - 1/f (1 - f)/f - (f - 1)/f - f/(1 - f) - 1/f ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Moisture contained by a substance in excess of the equilibrium moisture is called the __________ moisture. Critical Bound Unbound Free Critical Bound Unbound Free ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer When the solvent dissolves very little of solute, then Large quantity of solvent is required to extract the solute Solvent of low freezing point should be used Very small quantity of solvent is required Solvent of low latent heat of vaporisation should be used Large quantity of solvent is required to extract the solute Solvent of low freezing point should be used Very small quantity of solvent is required Solvent of low latent heat of vaporisation should be used ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Danckwerts developed the __________ theory. None of these Penetration Surface renewal Film None of these Penetration Surface renewal Film ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The value of NA/(NA + NB) for steady state molecular diffusion of gas 'A' through non-diffusing gas 'B' is 2 1 0.5 ∞ 2 1 0.5 ∞ ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer During constant rate period, the rate of drying decreases with the Both A & B Increase in air humidity Neither A nor B Decrease in air temperature Both A & B Increase in air humidity Neither A nor B Decrease in air temperature ANSWER DOWNLOAD EXAMIANS APP