A. Thermal
B. Pressure
C. Concentration
D. Force
_______________ diffusion is used for separating the isotopes of methane ? Read More »
Mass Transfer A. Increases
B. Decreases
C. Remain unaffected
D. Passes through a maximum
A. Reducing the total pressure
B. Increasing the total pressure
C. Reducing the temperature
D. Both B. and C.
A. Substances from non-volatile impurities
B. Volatile impurity from still higher boiling substances
C. Both A. and B.
D. Neither A. nor B.
Steam distillation is used for separation of high boiling ____________________? Read More »
Mass Transfer A. -ve
B. +ve
C. 1
D. -1
A. Molar heats of vaporisation of components are nearly equal
B. Linear crystal growth rate depends on the degree of super-saturation
C. Linear crystal growth rate does not depend on the crystal size
D. Linear crystal growth rate depends on the crystal size
The McCabe ΔL law states that the____________________? Read More »
Mass Transfer A. Reduce the overall pressure drop
B. Avoid channelling
C. Reduce liquid hold-up
D. Avoid flooding
Very tall packed towers are divided into series of beds to___________________? Read More »
Mass Transfer A. Reverse osmosis
B. Thermal diffusion
C. Leaching
D. Solvent extraction
A. Having very close boiling points
B. Which form maximum boiling azeotrope
C. Having very wide boiling points
D. Which form minimum boiling azeotrope
Flash distillation is suitable for the separation of components_________________? Read More »
Mass Transfer A. f = 1
B. f 1
D. 0 < f < 1
If „f’ is defined as above, then which of the following applies to a feed at dew point ? Read More »
Mass Transfer