Mass Transfer For __________ drying, the effects of velocity, temperature and humidity of the gas and the thickness of the solid are the same. Neither A nor B Constant rate Both A & B Unsaturated surface Neither A nor B Constant rate Both A & B Unsaturated surface ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Low viscosity absorbent is preferred for reasons of All of these Improved flooding characteristics Rapid absorption rates and good heat transfer characteristics Low pressure drop on pumping All of these Improved flooding characteristics Rapid absorption rates and good heat transfer characteristics Low pressure drop on pumping ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The most economical range of absorption factor is 1.25 to 2 5 to 10 2.5 to 3 2 to 2.5 1.25 to 2 5 to 10 2.5 to 3 2 to 2.5 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Azeotropism for ethyl alcohol-water system disappears by Increasing pressure Increasing temperature Decreasing pressure No means Increasing pressure Increasing temperature Decreasing pressure No means ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For water-ethanol system, the minimum reflux ratio Is computed from the slope of the upper operating line that is tangent to the equilibrium curve Cannot be computed Is the optimum reflux ratio Is computed from the intercept of the operating line Is computed from the slope of the upper operating line that is tangent to the equilibrium curve Cannot be computed Is the optimum reflux ratio Is computed from the intercept of the operating line ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The interfacial area per unit volume of dispersion, in a gas-liquid contactor, for fractional hold up of gas = 0.1 and gas bubble diameter = 0.5 mm is given by (in m²/m³) 100 50 1000 500 100 50 1000 500 ANSWER DOWNLOAD EXAMIANS APP
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