Pick out the wrong statement pertaining to the design of a...

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Pick out the wrong statement pertaining to the design of a long tube vertical evaporator.

A. Tube dia is 3 - 6 cms, while tube length in 3 - 6 metres

B. Steam is fed to the shell, whereas the liquor is filled inside the tube

C. Liquor level is maintained at $${\frac{l}{3}^{{\text{rd}}}}$$ to $$\frac{1}{2}$$ of the height of the tube

D. None of these

Answer: Option D

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