Pick out the correct statement. Options: A . &nbspIt is preferred to use a vertical condenser for condensation of vapor from a distillation column without sub-cooling B . &nbspDraining of residual liquid on tray during shut down of distillation column is facilitated by weep holes C . &nbspRandom packing a packed tower offers the advantage of lower pressure drop and higher throughput of fluids as compared to regular/stacked packing D . &nbspRisers are generally not connected to the plate in a distillation coloumn by bolts, rivets or welding

Pick out the correct statement.

Question

Pick out the correct statement.

Options:

A . It is preferred to use a vertical condenser for condensation of vapor from a distillation column without sub-cooling

B . Draining of residual liquid on tray during shut down of distillation column is facilitated by weep holes

C . Random packing a packed tower offers the advantage of lower pressure drop and higher throughput of fluids as compared to regular/stacked packing

D . Risers are generally not connected to the plate in a distillation coloumn by bolts, rivets or welding

Answer: Option D

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Question 1. Which of the following efficiencies can be greater than 100%?....

Question 2. Pick out the wrong statement.....

Question 3. A perforated plate has holes of diameter dh arranged in a pitch ph. Each hole has a tube of I.D. dt passing through it. ....dt passing through it. The ligament efficiency is given by

Question 4. An adequate clearance between the tray and the shell wall of a distillation column is provided to....

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Question 10. In case of a shell and tube heat exchanger, the minimum shell thickness for carbon steel (inclusive of corrosion allowan....shell diameter and is in the range of __________ mm.

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