Mass Transfer In the constant rate period of the rate of drying curve for batch drying, Cracks develop on the surface of the solid None of these Surface evaporation of unbound moisture occurs Rate of drying decreases abruptly Cracks develop on the surface of the solid None of these Surface evaporation of unbound moisture occurs Rate of drying decreases abruptly ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Removal of __________ exemplifies an adsorption unit operation. Ammonia from coke oven gas None of the listed here Uranium from its ore Water from petrol Ammonia from coke oven gas None of the listed here Uranium from its ore Water from petrol ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The diffusivity (D) in a binary gas mixture is related to the pressure (P) as D ∝ P0.5 D ∝ 1/P0.5 D ∝ 1/P D ∝ 1/P1.5 D ∝ P0.5 D ∝ 1/P0.5 D ∝ 1/P D ∝ 1/P1.5 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Moisture in a substance exerting an equilibrium vapour pressure less than that of pure liquid at the same temperature is called the __________ moisture. Critical None of these Unbound Bound Critical None of these Unbound Bound ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Steady state equimolal counter diffusion is encountered in Absorption of NH₃ from air by water Separation of a binary mixture by distillation All liquid-liquid diffusion systems All of these Absorption of NH₃ from air by water Separation of a binary mixture by distillation All liquid-liquid diffusion systems All of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The wet and 'dry bulb temperature for a vapour-gas mixture are 25°C and 30°C respectively. If the mixture is heated to 45°C at constant pressure, the wet bulb temperature will be __________ °C. 25 < 25 > 25 -25 25 < 25 > 25 -25 ANSWER DOWNLOAD EXAMIANS APP