Diameter of raschig rings used in packed tower in industry is normally around _____________________ inches?

Related Mcqs:

The equation, NA = (DAB . Pt /RTZ) (y1 – y2) is for _______________________?

A. Steady state equimolar counter diffusion B. Fick’s first law of diffusion C. Steady state diffusion for stagnant case D. Liquid M.T.C. by penetration theory...

In gas-liquid contact operation, the number of ideal stages, N = (xa – xb)/(xb – x*b). This is true when the stripping factor ‘S’ is ________________?

A. S > 1 B. S < 1 C. S = 1 D. S = ∞...

Danckwerts developed the ____________________ theory?

A. Penetration B. Surface renewal C. Film D. None of these...

The drying time between fixed moisture content within diffusion controlled ‘falling rate period’ is proportional to (assuming that drying occurs from all surfaces of the solid) (where, T = thickness of the solid) ?

A. √T B. T C. T2 D. T3...

Use of packed towers for distillation is generally limited to the__________________?

A. Small sizes B. Multi-component distillation C. High pressure operation D. Vacuum distillation...