In a distillation column, the minimum residence time for liquid in the downspout is about ______________ seconds?

Related Mcqs:

What is the value of ‘q’ for saturated vapor feed to a distillation column? (where q = fraction of the feed stream that is liquid ?

A. 0 B. 1 C. 1...

At equal mass velocities, the values of film co-efficients for gases as compared to that for liquids are generally ?

A. Higher B. Lower C. Same D. Unpredictable...

The minimum shell thickness for tank ≤ 15 metres diameter is limited to _______________ mm, for reasons of elastic stability?

A. 2 B. 5 C. 10 D. 15...

The thickness of heat transfer plates used in the plate type heat exchanger ranges from _____________ mm, pressed in a single piece provided with grooves & corrugations?

A. 0.3 to 0.8 B. 1.25 to 3.125 C. 3.5 to 7.0 D. 8 to12...

_____________ dished head is the strongest of all?

A. Hemispherical B. Elliptical C. Torispherical D. None of these...