Mass Transfer
Agitator is provided in a crystalliser for

Formation of nuclei
Avoiding deposition on cooler surfaces
Crystal growth
All of these

ANSWER DOWNLOAD EXAMIANS APP

Mass Transfer
Relative volatility varies with the concentration of component for an ideal solution. The relative volatity of a binary mixture may be defined as the ratio of vapor pressure of component 'A' to that of component 'B', when

Only vapor phase follows Raoult's law
Only liquid phase obeys Dalton's law
Liquid phase obeys Dalton's law and vapor phase obeys Raoult's law
Vapor phase obeys Dalton's law and liquid phase obeys Raoult's law

ANSWER DOWNLOAD EXAMIANS APP

Mass Transfer
Fenske's equation for determining the minimum number of theoretical stages in distillation column holds good, when the

Mixture (to be separated) shows positive deviation from ideality
Multicomponent distillation is involved
Mixture (to be separated) shows negative deviation from ideality
Relative volatility is reasonably constant

ANSWER DOWNLOAD EXAMIANS APP