Mass Transfer The Schmidt number which is defined as, μ/ρ D, is the ratio of the Momentum diffusivity to the thermal diffusivity Momentum diffusivity to the mass dif-fusivity None of these Thermal diffusivity to the mass diffusivity Momentum diffusivity to the thermal diffusivity Momentum diffusivity to the mass dif-fusivity None of these Thermal diffusivity to the mass diffusivity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Gaseous diffusion co-efficient increases with increase in the Pressure Temperature Both Pressure & Temperature None of the listed here Pressure Temperature Both Pressure & Temperature None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In batch distillation with constant reflux, overhead product composition __________ with time. May increase on decrease, depends on the system Does not vary Decreases Increases May increase on decrease, depends on the system Does not vary Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer As the reflux ratio decreases, the Separation becomes more efficient Number of plates increases Column diameter increases None of these Separation becomes more efficient Number of plates increases Column diameter increases None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Dried finished product sampled from various parts of a __________ dryer exhibits non-uniformity in the moisture content. Freeze Rotary None of these Tray Freeze Rotary None of these Tray ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer According to the Fenske equation, what will be the minimum number of plates required in a distillation column to separate an equimolar binary mixture of components A and B into an overhead fraction containing 99 mol% A and a bottom fraction containing 98 mol% B? Assume that relative volatility (αAB = 2) does not change appreciably in the coloumn. 12 6 10 8 12 6 10 8 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS