Mass Transfer With increase in temperature, the leaching rate increases due to Increased diffusivity Both A & B Neither A nor B Decreased liquid viscosity Increased diffusivity Both A & B Neither A nor B Decreased liquid viscosity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer At minimum reflux ratio for a given separation Minimum number of the theoretical plates is required Number of plates is zero Number of plates is infinity Separation is most efficient Minimum number of the theoretical plates is required Number of plates is zero Number of plates is infinity Separation is most efficient ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following same diameter columns gives lowest pressure drop per unit height? Bubble-cap column Sieve-plate column Packed column (stacked) Randomly packed column Bubble-cap column Sieve-plate column Packed column (stacked) Randomly packed column ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The value of Lewis number (Le = Sc/Pr) for air-water vapour system is around 600 1 0.24 3.97 600 1 0.24 3.97 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Reboiler is considered as one theoretical plate, because Vapour is recycled to the column Reboiler itself contains one plate None of these Of the assumption that vapour and liquid leaving the reboiler are in equilibrium Vapour is recycled to the column Reboiler itself contains one plate None of these Of the assumption that vapour and liquid leaving the reboiler are in equilibrium ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Humidification involves mass transfer between a pure liquid phase and a fixed gas, which is Soluble in the liquid Non-ideal in nature At a fixed temperature Insoluble in the liquid Soluble in the liquid Non-ideal in nature At a fixed temperature Insoluble in the liquid ANSWER DOWNLOAD EXAMIANS APP