Mass Transfer The value of Lewis number (Le = Sc/Pr) for air-water vapour system is around 1 3.97 600 0.24 1 3.97 600 0.24 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following liquid-vapor contacting devices provides maximum contact surface area for a particular duty? Sieve plate column Bubble cap column Randomly packed column Wetted wall column Sieve plate column Bubble cap column Randomly packed column Wetted wall column ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Diffusivity in concentrated solutions differs from that in dilute solutions, because of the changes in Neither A nor B Viscosity with concentration Degree of ideality of the solution Both A & B Neither A nor B Viscosity with concentration Degree of ideality of the solution Both A & B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Sodium bicarbonate is produced during soda ash manufacture using a __________ tower. Baffle None of these Plate Packed Baffle None of these Plate Packed ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer A solid material shows case hardening properties while drying. Which of the following should be controlled to control the drying process? Relative humidity of outlet air Temperature of the solid Flow rate of inlet air Humidity of inlet air Relative humidity of outlet air Temperature of the solid Flow rate of inlet air Humidity of inlet air ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Surface renewal model of mass transfer was enunciated by Danckwerts Toor and Marchello Fick Stefan Danckwerts Toor and Marchello Fick Stefan ANSWER DOWNLOAD EXAMIANS APP