Mass Transfer MCQs

Thermal decomposition of bottoms

Increased relative volatility

Erosion of the tower

Very efficient operation

1

0

2

3

Multicomponent distillation

Binary distillation

Gas absorption without chemical reaction

Gas absorption with chemical reaction

Decreases

Increases

Depends on the extent of heating

Remain unchanged

Inversely

Linearly

Exponentially

None of these

Mass transfer co-efficient

Thermal diffusivity

Kinematic viscosity

Volumetric diffusivity

Selectivity

Distribution co-efficient

Both A & B

Neither A nor B

Temperature

Viscosity of solvent

Pressure

Size of the solid

Relative humidity

Partial pressure of vapour

Wet bulb temperature

None of these

Increases with temperature

Decreases with temperature

May increase or decrease with temperature

Is independent of temperature