The function of manholes provided in the shell of a distillation column is to __________________?
Correct answer: B. Give access to the individual trays for cleaning, maintenance and installation
- A. Keep a check on the liquid gradient over the plate by direct visual observation
- B. Give access to the individual trays for cleaning, maintenance and installation
- C. Guard against foaming & entrainment by dumping antifoaming agent through it
- D. All A., B. and C.
Explanation
Manholes provide physical access to trays and internal parts for inspection, cleaning, maintenance and installation. They are not primarily viewing ports or openings for routinely adding antifoaming chemicals.
Report an error
The more specific you are, the faster it gets fixed. A source beats an opinion.
Prefer email? support@testustad.com
Practise Mass Transfer Operations
669 free Mass Transfer Operations MCQs from Chemical Engineering, each with the correct answer and an explanation. Unlimited attempts, no account needed.
Exams that ask Chemical Engineering questions like this
Chemical Engineering is on this paper prepared for on TestUstad, and all of them draw the same bank, so this question is worth knowing for it.
More Mass Transfer Operations questions
Height of the flights in the rotary drier is in the range of___________________?
Holes of a sieve tray are arranged in triangular pitch of _________________ times the hole diameter?
Pressure drop (Δp) and the superficial gas mass velocity (G) in case of packed absorption tower operating in the preloading range are related as_________________?
Pick out the wrong statement about the design of sieve plate column and the bubble cap column ?
Back-trapping in a distillation column results due to_________________?
Reflux ratio variation in a distillation column is between___________________?