Use of raschig rings in place of crushed stones as packing in packed beds (other things being same) ?

Mass Transfer 16/02/2021

A. Increases pressure drop, increases surface area
B. Increases pressure drop, decreases surface area
C. Decreases pressure drop, increases surface area
D. Decreases pressure drop, decreases surface area

Related Mcqs:

    Which of the following is not fixed by the process requirements, in the design of absorbers ?
    A. Flow rate of the entering gas B. Composition of the entering liquid C. Terminal concentrations of gas stream D. None of these...
    pertaining to the analogy between equations of heat and mass transfer operations ?
    Pick out the wrong statement A. Sherwood number in mass transfer is analogous to Nusselt number in heat transfer B. Prandtl number in heat transfer is analogous to Schmidt number in mass transfer C. Reynolds number in mass transfer is analogous to Grashoff number in heat transfer D. Reynolds number remains the same in both … pertaining to the analogy between equations of heat and mass transfer operations ?Read More...
    _____________ extractor is used for the concentration of radioactive nuclear waste?
    A. Pulsed column B. Sieve plate C. Mixer-settler D. Bollman...
    Which of the following is directly concerned with Psychrometry ?
    A. Lewis relationship B. Galileo number C. Weber number D. Dean number...
    Tower diameter may be decreased by__________________?
    A. Using higher reflux ratio B. Use of increased tray spacing C. Increasing the liquid flow rate D. Increasing the vapour flow rate...

Leave a Reply

Your email address will not be published. Required fields are marked *