Mass Transfer Prandtl number for water at 20°C is about 150 70 7 0.7 150 70 7 0.7 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Molecular seives are regenerated by heating to __________ °C. 200-330 < 150 > 500 > 1000 200-330 < 150 > 500 > 1000 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Mass transfer co-efficient (K) and diffusivity (D) are related according to film theory as K ∝ D1.5 K ∝ D K ∝ √D K ∝ D2 K ∝ D1.5 K ∝ D K ∝ √D K ∝ D2 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Calcium ammonium nitrate (a fertiliser) is dried in a __________ dryer. Tunnel Vacuum Rotary Tray Tunnel Vacuum Rotary Tray ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Plate towers are preferred to packed towers, when large temperature changes are involved, because of the reason that the Viscosity variation of the fluids may cause channeling/flooding Pressure drop in the equipment will be very high None of these Packing may be crushed due to thermal expansion/contraction of the components of the equipments Viscosity variation of the fluids may cause channeling/flooding Pressure drop in the equipment will be very high None of these Packing may be crushed due to thermal expansion/contraction of the components of the equipments ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Relative volatility varies with the concentration of component for an ideal solution. The relative volatity of a binary mixture may be defined as the ratio of vapor pressure of component 'A' to that of component 'B', when Only vapor phase follows Raoult's law Liquid phase obeys Dalton's law and vapor phase obeys Raoult's law Only liquid phase obeys Dalton's law Vapor phase obeys Dalton's law and liquid phase obeys Raoult's law Only vapor phase follows Raoult's law Liquid phase obeys Dalton's law and vapor phase obeys Raoult's law Only liquid phase obeys Dalton's law Vapor phase obeys Dalton's law and liquid phase obeys Raoult's law ANSWER DOWNLOAD EXAMIANS APP