Mass Transfer Stefan's law describes the mass transfer by Bulk flow Neither A nor B Both A & B Diffusion Bulk flow Neither A nor B Both A & B Diffusion ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In a forced draft cooling tower, water is cooled from 95 to 80°F by exposure to air with a wet bulb temperature of 70°F. In this case, the Both A & B Range is 15°F Approach is 10°F Neither A nor B Both A & B Range is 15°F Approach is 10°F Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With decrease in the throughput (compared with the design capacity) for a bubble cap distillation column, its efficiency May increase or decrease ; depends on individual design Increases Decreases Remains same May increase or decrease ; depends on individual design Increases Decreases Remains same ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For the case of flow of air past a wet bulb thermometer (air water vapour system), the approximate value of H₂/ky.Cz is around 0.24 0.72 1 0.6 0.24 0.72 1 0.6 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The cooling effect in a cooling tower can not be increased by None of these Reducing the humidity of entering air Lowering the barometric pressure Increasing the air velocity over the wet surfaces None of these Reducing the humidity of entering air Lowering the barometric pressure Increasing the air velocity over the wet surfaces ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In McCabe-Thiele method, at infinite reflux ratio Neither A nor B Both A & B Both the operating lines coincide with diagonal The overhead product is minimum Neither A nor B Both A & B Both the operating lines coincide with diagonal The overhead product is minimum ANSWER DOWNLOAD EXAMIANS APP