$$ Azeotropic distillation is used for...............................

a$.)$ Separating high boiling point mixtures

b$.)$ Separating mixtures with very high relative volatility.

c$.)$ Separating mixtures with constant boiling points.

d$.)$ Separating mixtures deteriorated by heat

e$.)$ None

In a system that forms an azeotrope with maximum boiling point, the equilibrium curve is at the azeotropic point

cross the diagonal line $...................$

a$.)$ It cuts with a slope less than one.

b$.)$ It cuts with a slope greater than one.

c$.)$ It cuts with a slope equal to one.

d$.)$ It cuts with a slope equal to zero.

e$.)$ None.

$$In a system that forms an azeotrope with a minimum boiling point, the equilibrium curve is at the azeotropic point.

cross line..................

a$.)$ It cuts with a slope equal to one.

b$.)$ It cuts with a slope equal to zero.

c$.)$ It cuts with a slope less than one.

d$.)$ It cuts with a slope greater than one.

e$.)$ None.

$............................$The boiling point of an azeotropic mixture consisting of two liquids is

has a lower boiling point than either of the ingredients.

a$.)$ When it deviates negatively from Raoult's law.

b$.)$ When it deviates positively from Raoult's law.

c$.)$ When it does not deviate from Raoult's law.

d$.)$ Found in a saturated state.

e$.)$ None

Which of the following expressions is among the dimensionless groups used in heat and mass transfer calculations?

is wrong.

a$.)$ The Sherwood number in mass transfer is similar to the Nusselt number in heat transfer.

b$.)$ Prandtl number in heat transfer is similar to Schmidt number in mass transfer

c$.)$ Reynolds number in mass transfer is similar to Grashoff number in heat transfer

d$.)$ Reynolds number remains the same in both heat and mass transfer

e$.)$ None