Mass Transfer In case of liquids, the binary diffusivity is proportional to (where, T = temperature) T² 1/T √T T T² 1/T √T T ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer During drying operation, it is easier to remove the __________ moisture. Equilibrium Unbound Critical Bound Equilibrium Unbound Critical Bound ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Use of raschig rings in place of crushed stones as packing in packed beds (other things being same) Increases pressure drop, increases surface area Decreases pressure drop, increases surface area Increases pressure drop, decreases surface area Decreases pressure drop, decreases surface area Increases pressure drop, increases surface area Decreases pressure drop, increases surface area Increases pressure drop, decreases surface area Decreases pressure drop, decreases surface area ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of unsaturated air Dew point < wet bulb temperature None of the listed here Wet bulb temperature < dry bulb temperature Both of the options given here Dew point < wet bulb temperature None of the listed here Wet bulb temperature < dry bulb temperature Both of the options given here ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Most important factor to be considered in the selection of packings for absorbers is the __________ of packing. Porosity Durability Cost Size Porosity Durability Cost Size ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following liquid-vapor contacting devices provides maximum contact surface area for a particular duty? Randomly packed column Bubble cap column Sieve plate column Wetted wall column Randomly packed column Bubble cap column Sieve plate column Wetted wall column ANSWER DOWNLOAD EXAMIANS APP