# Which of the following statements is correct ? with Answer - Civil Engineering Mcqs | TestPrep

> Solved MCQ: Which of the following statements is correct ? Correct Answer: A. Lower critical Reynolds number is of no practical significance in pipe flow problems. Verified answer explanation for FPSC, PPSC, MDCAT, NTS, and CSS competitive exam preparation.

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# Which of the following statements is correct ?

Direct Answer & Quick Reference

The correct option is **A. Lower critical Reynolds number is of no practical significance in pipe flow problems**.

A. Lower critical Reynolds number is of no practical significance in pipe flow problems **(Correct Answer)**

B. Upper critical Reynolds number is significant in pipe flow problems.

C. Lower critical Reynolds number has the value 2000 in pipe flow

D. Upper critical Reynolds number is the number at which turbulent flow changes to laminar flow

Verified Key: A. Lower critical Reynolds number is of no practical significance in pipe flow problems
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Verified against official examination board answer keys and standard curriculum textbooks.

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