# Nusselt number is the ratio of the _____ ? with Answer - Chemical Engineering Mcqs | TestPrep

> Solved MCQ: Nusselt number is the ratio of the _____ ? Correct Answer: C. Heat flux at the wall to that across the entire pipe. Verified answer explanation for FPSC, PPSC, MDCAT, NTS, and CSS competitive exam preparation.

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# Nusselt number is the ratio of the _____ ?

Direct Answer & Quick Reference

The correct option is **C. Heat flux at the wall to that across the entire pipe**.

A. Temperature gradient of the wall to that across the entire pipe

B. Temperature difference to the temperature gradient at the wall

C. Heat flux at the wall to that across the entire pipe **(Correct Answer)**

D. None of these

✨ Explain with AI

Verified Key: C. Heat flux at the wall to that across the entire pipe
Solved by 5,011+ students

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

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