Mass Transfer McCabe-Thiele method of binary distillation does not assume that the Heat of mixing is negligible Molar latent heats of all components are equal Sensible heat changes are negligible compared with latent heat changes None of these Heat of mixing is negligible Molar latent heats of all components are equal Sensible heat changes are negligible compared with latent heat changes None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The most economical range of absorption factor is 2.5 to 3 1.25 to 2 5 to 10 2 to 2.5 2.5 to 3 1.25 to 2 5 to 10 2 to 2.5 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For the same process conditions, the reflux ratio of an unlagged distillation column Decreases in winter None of these Increases in summer Increases in winter Decreases in winter None of these Increases in summer Increases in winter 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 Gas film Liquid-gas interface Liquid film None of these Gas film Liquid-gas interface Liquid film ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Mass transfer co-efficient (K) and diffusivity (D) are related according to film theory as K ∝ √D K ∝ D2 K ∝ D K ∝ D1.5 K ∝ √D K ∝ D2 K ∝ D K ∝ D1.5 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Absorption accompanied by heat evolution results in Increased capacity of the absorber None of these Increase in equilibrium solubility Decrease in equilibrium solubility Increased capacity of the absorber None of these Increase in equilibrium solubility Decrease in equilibrium solubility ANSWER DOWNLOAD EXAMIANS APP