For the flow of gases through a capillary, with increase in temperature, the permeability __________________ as per Knudsen law?

Related Mcqs:

In a moderately sized packed absorption tower, channelling (which is most severe with stacked packings) can be minimised by taking the ratio of tower diameter to packing diameter ?

A. > 4 :1 B. < 8 : 1 C. > 8:1 D. < 6:1...

Equilibrium-moisture curves of different solids ____________________ ?

A. Are different B. Are same C. Depend on the humidity of the gas D. None of these...

Minimum possible diameter of a packed column is decided mainly by the________________________?

A. Flooding B. Gas viscosity C. Liquid density D. Liquid hold up...

In continuous distillation, the internal reflux ratio (Ri) and the external reflux ratio (Re) are related as_____________________?

A. Ri = Re/(1 – Re) B. Ri = (1 – Re)/Re C. Ri = Re D. Ri = Re/(1 + Re)...

One mole feed of a binary mixture of a given composition is flash vaporised at a fixed P and T. If Raoult’s law is obeyed, then changing the feed composition would effect ?

A. The product composition but not the fraction vaporised B. The product composition as well as the fraction vaporised C. The fraction vaporised but not the product composition D. Neither the product composition nor the fraction vaporised...