Mass Transfer Plate towers are preferred to packed towers, when large temperature changes are involved, because of the reason that the Packing may be crushed due to thermal expansion/contraction of the components of the equipments Pressure drop in the equipment will be very high None of these Viscosity variation of the fluids may cause channeling/flooding Packing may be crushed due to thermal expansion/contraction of the components of the equipments Pressure drop in the equipment will be very high None of these Viscosity variation of the fluids may cause channeling/flooding ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer A solid material shows case hardening properties while drying. Which of the following should be controlled to control the drying process? Relative humidity of outlet air Humidity of inlet air Temperature of the solid Flow rate of inlet air Relative humidity of outlet air Humidity of inlet air Temperature of the solid Flow rate of inlet air ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For absorbing a sparingly soluble gas in a liquid Liquid side mass transfer co-efficient should be decreased Gas side mass transfer co-efficient should be increased Liquid side mass transfer co-efficient should be increased Mass transfer co-efficient must be kept constant Liquid side mass transfer co-efficient should be decreased Gas side mass transfer co-efficient should be increased Liquid side mass transfer co-efficient should be increased Mass transfer co-efficient must be kept constant ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Wetted wall tower experiment determines the Volumetric co-efficient None of these Molal diffusivity Mass transfer co-efficient Volumetric co-efficient None of these Molal diffusivity Mass transfer co-efficient ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The wetted wall tower is used to determine The overall M.T.C. of the system M.T.C. of individual components in a liquid-liquid system Individual mass transfer co-efficient (M.T.C.) in gaseous system M.T.C. of liquid in liquid-gas system The overall M.T.C. of the system M.T.C. of individual components in a liquid-liquid system Individual mass transfer co-efficient (M.T.C.) in gaseous system M.T.C. of liquid in liquid-gas system ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In the absorption of ammonia in water, the main resistance to absorption is by the __________ phase. Liquid Gas Neither A nor B Both A & B Liquid Gas Neither A nor B Both A & B ANSWER DOWNLOAD EXAMIANS APP
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