# For a liquid in laminar flow through a very long tube, when the exit fluid temperature approaches the wall temperature, the equation to be used is _____ ? with Answer - Chemical Engineering Mcqs | TestPrep

> Solved MCQ: For a liquid in laminar flow through a very long tube, when the exit fluid temperature approaches the wall temperature, the equation to be used is _____ ? Correct Answer: C. Nu = (2/π) Gz. Verified answer explanation for FPSC, PPSC, MDCAT, NTS, and CSS competitive exam preparation.

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# For a liquid in laminar flow through a very long tube, when the exit fluid temperature approaches the wall temperature, the equation to be used is _____ ?

Direct Answer & Quick Reference

The correct option is **C. Nu = (2/π) Gz**.

A. Nu = 0.023 Re0.8. Pr0.4

B. Nu = (π/2) Gz

C. Nu = (2/π) Gz **(Correct Answer)**

D. Nu = 2Gz0.5

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Verified Key: C. Nu = (2/π) Gz
Solved by 5,919+ students

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