Mass Transfer During constant rate period, the rate of drying decreases with the Decrease in air temperature Increase in air humidity Neither A nor B Both A & B Decrease in air temperature Increase in air humidity Neither A nor B Both A & B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If a₁ and a₂ are the relative volatilities when the pressure in the distillation column is 1 and 2 atm respectively. Pick out the correct statement. a₁ = 0.5 a₂ a₁ = 2a₂ a₁ = a₂ None of these a₁ = 0.5 a₂ a₁ = 2a₂ a₁ = a₂ None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The mass transfer co-efficient for a solid sphere of radius 'a' dissolving in a large volume of quiescent liquid, in which D is the diffusivity of solute, is Proportional to √D D/a D/2a Dependent on the Reynolds number Proportional to √D D/a D/2a Dependent on the Reynolds number ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer During drying operation, it is easier to remove the __________ moisture. Equilibrium Unbound Critical Bound Equilibrium Unbound Critical Bound ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Pick out the correct relationship. (where, Ri = internal reflux ratio Ro = external reflux ratio. ) (1 - Ri) = Ro/Ri (1 + Ri) = Ro/Ri (1 + Ro) = Ro/Ri (1 - Ro) = Ro/Ri (1 - Ri) = Ro/Ri (1 + Ri) = Ro/Ri (1 + Ro) = Ro/Ri (1 - Ro) = Ro/Ri ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer __________ column is used in gas absorption process. Seive/perforated tray Bubble cap Wetted wall Packed Seive/perforated tray Bubble cap Wetted wall Packed ANSWER DOWNLOAD EXAMIANS APP
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