Mass Transfer Mechanism of moisture removal in case of freeze drying of food stuff is by Dehydration Evaporation Adsorption Sublimation Dehydration Evaporation Adsorption Sublimation ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer As the reflux ratio, in a continuous counter-current extraction is increased, the number of stages Increase Can either increase or decrease, depends on the system Remain unchanged Decrease Increase Can either increase or decrease, depends on the system Remain unchanged Decrease ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The amount of steam required per unit quantity of distillate in case of steam distillation will be reduced by Both A & B Raising the temperature Lowering the total pressure Neither A nor B Both A & B Raising the temperature Lowering the total pressure Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In extractive distillation, solvent is Added to alter the relative volatility of the mixture Of high viscosity to give high tray efficiency Present in overhead stream Of high volatility Added to alter the relative volatility of the mixture Of high viscosity to give high tray efficiency Present in overhead stream Of high volatility ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The value of NA/(NA + NB), for steady state equimolal counter diffusion of two gases 'A' and 'B' is 0.5 2 ∞ 1 0.5 2 ∞ 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer When the liquid phase and vapour phase of a binary system obeys Raoult's and Dalton's law respectively, the relative volatility is the ratio of Partial pressure of component A to the total pressure Vapour pressure of component A to the partial pressure of A Vapour pressure of component A to the total pressure Vapour pressure of component A to that of component B Partial pressure of component A to the total pressure Vapour pressure of component A to the partial pressure of A Vapour pressure of component A to the total pressure Vapour pressure of component A to that of component B ANSWER DOWNLOAD EXAMIANS APP
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