Mass Transfer The value of Lewis number (Le = Sc/Pr) for air-water vapour system is around 1 0.24 3.97 600 1 0.24 3.97 600 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With increase in the mass velocity of the gas, the rate of drying during the constant rate period __________ , if the conduction and radiation through the solid are negligible. Increases linearly Decreases Remains same Increases Increases linearly Decreases Remains same Increases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The humid volume may be increased by increasing the Both A & B Humidity at constant temperature Temperature at constant humidity Neither A nor B Both A & B Humidity at constant temperature Temperature at constant humidity Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Only small amount of evaporation of water produces large cooling effects because of its None of these Small latent heat Large latent heat Low viscosity None of these Small latent heat Large latent heat Low viscosity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With increase in temperature, the rate of extraction in leaching (solid-liquid extraction system) Increases Linearly Increases Decreases Remains unaffected Increases Linearly Increases Decreases Remains unaffected ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer __________ column is preferred to be used, when a high liquid hold up is required in a reactor for gas-liquid reaction. Bubble Spray Packed Tray Bubble Spray Packed Tray ANSWER DOWNLOAD EXAMIANS APP