Mass Transfer The unit of volumetric diffusivity is Cm²/sec Cm³/sec Cm/sec Cm²/seC₂ Cm²/sec Cm³/sec Cm/sec Cm²/seC₂ ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer When adsorption hysteresis is observed, the desorption equilibrium pressure is __________ that obtained by adsorption. Always higher than Dependent on the system; can be either lower or higher than Always lower than Same as Always higher than Dependent on the system; can be either lower or higher than Always lower than Same as ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following processes is followed by unsaturated air (with dry bulb temperature 12°C and relative humidity 47%) passing through water spray washer (temperature of water being constant at 40°C? Heating only Evaporative cooling Humidification only Both heating and humidification Heating only Evaporative cooling Humidification only Both heating and humidification 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 M.T.C. of liquid in liquid-gas system M.T.C. of individual components in a liquid-liquid system The overall M.T.C. of the system Individual mass transfer co-efficient (M.T.C.) in gaseous system M.T.C. of liquid in liquid-gas system M.T.C. of individual components in a liquid-liquid system The overall M.T.C. of the system ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Molality is defined as the number of gm moles of solute per __________ of solvent. Kg m³ Litre Gm Kg m³ Litre Gm ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The rate of mass transfer is not dependent upon the Degree of dispersion of one fluid in the other Interfacial surface exposed between the phases Both A & B None of these Degree of dispersion of one fluid in the other Interfacial surface exposed between the phases Both A & B None of these ANSWER DOWNLOAD EXAMIANS APP