# As the reflux ratio in a distillation column is increased from the minimum, the _____ ? with Answer - Chemical Engineering Mcqs | TestPrep

> Solved MCQ: As the reflux ratio in a distillation column is increased from the minimum, the _____ ? Correct Answer: C. Total cost first decreases and then increases. Verified answer explanation for FPSC, PPSC, MDCAT, NTS, and CSS competitive exam preparation.

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# As the reflux ratio in a distillation column is increased from the minimum, the _____ ?

Direct Answer & Quick Reference

The correct option is **C. Total cost first decreases and then increases**.

A. Slope of the operating line in stripping section decreases

B. Number of plates decreases very slowly first and then more and more rapidly

C. Total cost first decreases and then increases **(Correct Answer)**

D. Liquid flow increases while the vapor flow decreases for a system

✨ Explain with AI

Verified Key: C. Total cost first decreases and then increases
Solved by 4,434+ students

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

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