Mass Transfer In a binary system, separation is very efficient, when the relative volatility is > 1 0.5 1 < 1 > 1 0.5 1 < 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Swenson-Walker crystalliser is a __________ unit Cooling (adiabatic)-cum-evaporation Batch Semi-batch Continuous Cooling (adiabatic)-cum-evaporation Batch Semi-batch Continuous ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of constant underflow extraction operation, the __________ at all solute concentration. Solids are drained to the same extent Neither A nor B Both A & B Ratio of the insoluble to solution is constant Solids are drained to the same extent Neither A nor B Both A & B Ratio of the insoluble to solution is constant ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In the constant rate period of the rate of drying curve for batch drying, Surface evaporation of unbound moisture occurs Rate of drying decreases abruptly None of these Cracks develop on the surface of the solid Surface evaporation of unbound moisture occurs Rate of drying decreases abruptly None of these Cracks develop on the surface of the solid ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If mass diffusivity in a mixture is equal to the thermal diffusivity, then the Lewis number is < 1 1 > 1 < 1 1 > 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The rough value of diffusion co-efficient of water vapor into air at 25°C may be about __________ cm²/sec. 2.5 1.25 0.0025 0.25 2.5 1.25 0.0025 0.25 ANSWER DOWNLOAD EXAMIANS APP