The average velocity in the tubes of a 1-4 heat exchanger is ______________ times that in 1-1 heat exchanger having the same size & number of tubes and operated at same liquid flow rate ?

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...

Value of Peclet number = ∞, is the representative of___________________?

A. Laminar flow B. Complete back mixing C. Plug flow D. Eddy diffusivity = 0...

The ratio of volumes of the mixed reactor to the plug flow reactor (for identical feed composition, flow rate, conversion, and for all positive reaction orders) is always ?

A. 1 B. < 1 C. > 1 D. Equal to the order of reaction...

Liquid gradient over the tray results due to the___________________?

A. Resistance offered to flow of liquids by caps & risers and the flow of gas B. Low gas velocity C. Large plate spacing D. Large reflux ratio...

In shell and tube heat exchangers, straight tie rods are used to_________________?

A. Hold baffle in space B. Fix the tubes in position C. Account for thermal strain D. None of these...