Mass Transfer Operating velocity in a packed tower is usually __________ the flooding velocity. Equal to Half More than Twice Equal to Half More than Twice ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The cooling effect in a cooling tower can be speeded up by Increasing the air velocity and area of exposed wet surface Reducing the barometric pressure All of the listed here Reducing the humidity of the air Increasing the air velocity and area of exposed wet surface Reducing the barometric pressure All of the listed here Reducing the humidity of the air ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The wetted wall tower is used to determine M.T.C. of individual components in a liquid-liquid system The overall M.T.C. of the system M.T.C. of liquid in liquid-gas system Individual mass transfer co-efficient (M.T.C.) in gaseous system M.T.C. of individual components in a liquid-liquid system The overall M.T.C. of the system M.T.C. of liquid in liquid-gas system Individual mass transfer co-efficient (M.T.C.) in gaseous system ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer When adsorption hysteresis is observed, the desorption equilibrium pressure is __________ that obtained by adsorption. Same as Always lower than Dependent on the system; can be either lower or higher than Always higher than Same as Always lower than Dependent on the system; can be either lower or higher than Always higher than ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Separation of two or more components of a liquid solution can not be achieved by Evaporation Fractional crystallisation Absorption Liquid extraction Evaporation Fractional crystallisation Absorption Liquid extraction ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The drying time between fixed moisture content within diffusion controlled 'falling rate period' is proportional to (assuming that drying occurs from all surfaces of the solid) (where, T = thickness of the solid ) √T T³ T T² √T T³ T T² ANSWER DOWNLOAD EXAMIANS APP