# Secondary air is the used to _____ ? with Answer - Mechanical Engineering Mcqs | TestPrep

> Solved MCQ: Secondary air is the used to _____ ? Correct Answer: A. provide air around burners for obtaining optimum combustion. Verified answer explanation for FPSC, PPSC, MDCAT, NTS, and CSS competitive exam preparation.

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# Secondary air is the used to _____ ?

Direct Answer & Quick Reference

The correct option is **A. provide air around burners for obtaining optimum combustion**.

A. provide air around burners for obtaining optimum combustion **(Correct Answer)**

B. transport and dry the coal

C. convert CO (formed in lower zone of furnace) into C02 at higher zone

D. air delivered by induced draft fan

E. air fed to pulverisers

✨ Explain with AI

Verified Key: A. provide air around burners for obtaining optimum combustion
Solved by 4,415+ students

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

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