A. Festoon
B. Cylinder
C. Conveyor
D. Tunnel
Dryer widely used in a textile industry is ______________ dryer? Read More »
Mass Transfer A. Enthalpy balance only
B. Material balance only
C. Both enthalpy and material balances
D. The assumption of constant molal-overflow
Ponchon-Savarit method analyses the fractional equipment based on___________________? Read More »
Mass Transfer A. Flooding
B. Gas viscosity
C. Liquid density
D. Liquid hold up
A. Decreases in winter
B. Increases in winter
C. Increases in summer
D. None of these
A. 0
B. 1
C. 2
D. 3
A. Form a low boiling azeotrope with one of the constituents of the mixture
B. Form a new azeotrope of low relative volatility with one of the constituents of the mixture
C. Have high latent heat of vaporisation
D. Have high viscosity to provide high tray efficiency
Entrainer used in Azeotropic distillation should____________________? Read More »
Mass Transfer A. Operating line lies above the equilibrium line
B. Operating line lies below the equilibrium line
C. Both operating and equilibrium lines are parallel
D. Pressure drop in the column is very high
A. Bubble-cap column
B. Sieve-plate column
C. Packed column (stacked)
D. Randomly packed column
A. Sensible heat changes are negligible compared with latent heat changes
B. Molar latent heats of all components are equal
C. Heat of mixing is negligible
D. None of these
McCabe-Thiele method of binary distillation does not assume that the__________________? Read More »
Mass Transfer A. Water-alcohol
B. Methyl alcohol-acetone
C. Butyl acetate-water
D. None of these
Which of the following mixtures does not form an azeotrope at atmospheric pressure ? Read More »
Mass Transfer