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 Humidification only Evaporative cooling Both heating and humidification Heating only Humidification only Evaporative cooling Both heating and humidification ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Large scale usage of flash distillation is practised in Soap manufacturing Polymerisation industry Petroleum refinning Ammonia synthesis plant Soap manufacturing Polymerisation industry Petroleum refinning Ammonia synthesis plant ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The drying time between fixed moisture contents within the 'constant rate period' is proportional to (assuming that drying occurs from all surfaces of the solid) (where, T = thickness of the solid ) T3 √T T T1.5 T3 √T T T1.5 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Fenske-Underwood equation used for calculating the minimum number of theoretical plates in distillation column is valid for Constant relative volatility Constant molal overflow Total reflux All of these Constant relative volatility Constant molal overflow Total reflux All of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer On addition of solute in the solvent, the __________ of the solution decreases. Vapour pressure Boiling point Both B and C Freezing point Vapour pressure Boiling point Both B and C Freezing point ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer When adsorption hysteresis is observed, the desorption equilibrium pressure is __________ that obtained by adsorption. Always lower than Dependent on the system; can be either lower or higher than Same as Always higher than Always lower than Dependent on the system; can be either lower or higher than Same as Always higher than ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS