Mass Transfer According to Poiseuille's law, the permeability for gas flow through a capillary is proportional to (where, μ = gas viscosity) 1/μ μ² √μ μ 1/μ μ² √μ μ ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The wetted wall tower is used to determine Individual mass transfer co-efficient (M.T.C.) in gaseous system The overall M.T.C. of the system M.T.C. of individual components in a liquid-liquid system M.T.C. of liquid in liquid-gas system Individual mass transfer co-efficient (M.T.C.) in gaseous system The overall M.T.C. of the system M.T.C. of individual components in a liquid-liquid system M.T.C. of liquid in liquid-gas system ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Unsaturated air (with dry bulb and wet bulb temperatures being 45°C and 25°C respectively) is passed through a water spray chamber maintained at 23°C. The air will be cooled and Dehumidified Humidified with wet bulb temperature decreasing Humidified at constant wet bulb temperature None of these Dehumidified Humidified with wet bulb temperature decreasing Humidified at constant wet bulb temperature 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 Dependent on the Reynolds number D/a D/2a Proportional to √D Dependent on the Reynolds number D/a D/2a ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer To increase the absorption factor, (where, G = gas flow rate, S = solvent flow rate) Increase both 'G' and 'S' Decrease both 'G' and 'S' Increase 'G' and decrease 'S' Increase 'S' and decrease 'G' Increase both 'G' and 'S' Decrease both 'G' and 'S' Increase 'G' and decrease 'S' Increase 'S' and decrease 'G' ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Absorption (liquid-gas system) with evolution of heat as compared to isothermal absorption results in Large number of trays Large minimum liquid to gas (L/G) ratio Decreased solute solubility All of these Large number of trays Large minimum liquid to gas (L/G) ratio Decreased solute solubility All of these ANSWER DOWNLOAD EXAMIANS APP