# Pick out the wrong statement pertaining to a shell and tube heat exchanger ? with Answer - Chemical Engineering Mcqs | TestPrep

> Solved MCQ: Pick out the wrong statement pertaining to a shell and tube heat exchanger ? Correct Answer: D. Disk and doughnut baffle is the most commonly used baffle. Verified answer explanation for FPSC, PPSC, MDCAT, NTS, and CSS competitive exam preparation.

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# Pick out the wrong statement pertaining to a shell and tube heat exchanger ?

Direct Answer & Quick Reference

The correct option is **D. Disk and doughnut baffle is the most commonly used baffle**.

A. The minimum value of baffle spacing is 50 mm

B. The maximum value of baffle spacing is equal to the I.D. of the shell

C. The maximum unsupported tube span is generally about 75 times tube diameter, but is reduced to about 60 times for aluminium, copper & alloys of these

D. Disk and doughnut baffle is the most commonly used baffle **(Correct Answer)**

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Verified Key: D. Disk and doughnut baffle is the most commonly used baffle
Solved by 3,512+ students

Verified against official examination board answer keys and standard curriculum textbooks.

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