# A coalescer in a mixer-settler liquid-liquid extraction column _____ ? with Answer - Chemical Engineering Mcqs | TestPrep

> Solved MCQ: A coalescer in a mixer-settler liquid-liquid extraction column _____ ? Correct Answer: D. All ‘a’, ‘b’, & ‘c’. Verified answer explanation for FPSC, PPSC, MDCAT, NTS, and CSS competitive exam preparation.

---

Tested in Competitive Exams:

- [NTS Test Prep](https://test-prep.blog/exams/nts)
- [FPSC Past Papers](https://test-prep.blog/exams/fpsc)
- [PPSC Solved MCQs](https://test-prep.blog/exams/ppsc)
- [PMDC MDCAT 2026](https://test-prep.blog/exams/mdcat)
- [UET ECAT Prep](https://test-prep.blog/exams/ecat)
- [CSS Central Superior](https://test-prep.blog/exams/css)

- [Chemical Engineering Mcqs](https://test-prep.blog/categories/chemical-engineering-mcqs)
Difficulty: Moderate 72% Accuracy

# A coalescer in a mixer-settler liquid-liquid extraction column _____ ?

Direct Answer & Quick Reference

The correct option is **D. All ‘a’, ‘b’, & ‘c’**.

A. Comprises of thin bed of substances of extended surface having high porosity

B. Helps in increasing the bubble size entering the settler

C. Helps in increasing the settling rate of the bubbles

D. All ‘a’, ‘b’, & ‘c’ **(Correct Answer)**

✨ Explain with AI

Verified Key: D. All ‘a’, ‘b’, & ‘c’
Solved by 2,997+ students

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

- [Previous Question Which of the following is a type of sedimentary rock?](https://test-prep.blog/mcq/which-of-the-following-is-a-type-of-sedimentary-rock-3c37d9b4-29f3-4b85-8ee8-c30cddad8e31)
- [Next Question Which of the following rock favors petroleum formation?](https://test-prep.blog/mcq/which-of-the-following-rock-favors-petroleum-formation-8de34f5c-5054-406d-81ba-a2b7a775b708)

- [Practice More Chemical Engineering Mcqs MCQs](https://test-prep.blog/quiz/smart?category=chemical-engineering-mcqs)
- [How We Verify Questions →](https://test-prep.blog/editorial-policy)

## Subject Overview

Explore thousands of solved past paper MCQs for Chemical Engineering Mcqs categorized with explanations.

- [Browse All Chemical Engineering Mcqs MCQs →](https://test-prep.blog/categories/chemical-engineering-mcqs)

## Related Questions

- [Which of the following is a type of sedimentary rock?](https://test-prep.blog/mcq/which-of-the-following-is-a-type-of-sedimentary-rock-3c37d9b4-29f3-4b85-8ee8-c30cddad8e31)
- [Which of the following rock favors petroleum formation?](https://test-prep.blog/mcq/which-of-the-following-rock-favors-petroleum-formation-8de34f5c-5054-406d-81ba-a2b7a775b708)
- [DLS stands For _____ ?](https://test-prep.blog/mcq/dls-stands-for-334d51e8-f12a-4948-aae4-0a921c1cabdc)
- [RIH stands for _____ ?](https://test-prep.blog/mcq/rih-stands-for-bb6912da-ac66-4daa-8872-080b0065be37)
- [“The heat capacity of a solid compound is approximately equal to the sum of the heat capacities of the constituent elements.” This is the statement of _____ ?](https://test-prep.blog/mcq/the-heat-capacity-of-a-solid-compound-is-approximately-equal-to-the-sum-of-the-h-05c6d5e6-380a-4820-b10d-3ecfd779b04c)

---
*Source: https://test-prep.blog/mcq/a-coalescer-in-a-mixer-settler-liquid-liquid-extraction-column__________________-d16b8c5c-0793-4888-a570-3151f8164c46*
*Format: Markdown for Agents (Content Negotiation: text/markdown)*