Mass Transfer During constant rate period, the rate of drying decreases with the Increase in air humidity Decrease in air temperature Both A & B Neither A nor B Increase in air humidity Decrease in air temperature Both A & B Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In physical terms, Schmidt number means Thermal diffusivity/mass diffusivity Mass diffusivity/thermal diffusivity Thermal diffusivity/momentum diffusivity Momentum diffusivity/mass diffusivity Thermal diffusivity/mass diffusivity Mass diffusivity/thermal diffusivity Thermal diffusivity/momentum diffusivity Momentum diffusivity/mass diffusivity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer During bottling of cold drinks (e.g. Pepsi), the main resistance to mass transfer for the absorption of carbon dioxide in water lies in the None of these Liquid film Gas film Liquid-gas interface None of these Liquid film Gas film Liquid-gas interface ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer McCabe-Thiele method of binary distillation does not assume that the Heat of mixing is negligible Sensible heat changes are negligible compared with latent heat changes None of these Molar latent heats of all components are equal Heat of mixing is negligible Sensible heat changes are negligible compared with latent heat changes None of these Molar latent heats of all components are equal ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer When the temperature and humidity of air is low, we usually use __________ draft cooling tower. Induced Forced Natural None of these Induced Forced Natural None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For the gas absorption, the height of a transfer unit, based on the gas phase is given by (G: superficial molar gas velocity, L: superficial molar liquid velocity, FG:mass transfer co-efficient, mols/m² , a: in-terfacial area per unit volume of tower) FG/(G.a) (G.a)/FG F/(FG.a) L/(FG.G) FG/(G.a) (G.a)/FG F/(FG.a) L/(FG.G) ANSWER DOWNLOAD EXAMIANS APP