# If an unsupported uniform cross sectional elastic bar is subjected to a longitudinal impact from a rigid bob moving with velocity v, then a compressive wave of intensity sc is propagated through the bar as follows _____ ? with Answer - Mechanical Engineering Mcqs | TestPrep

> Solved MCQ: If an unsupported uniform cross sectional elastic bar is subjected to a longitudinal impact from a rigid bob moving with velocity v, then a compressive wave of intensity sc is propagated through the bar as follows _____ ? Correct Answer: A. vpE. Verified answer explanation for FPSC, PPSC, MDCAT, NTS, and CSS competitive exam preparation.

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# If an unsupported uniform cross sectional elastic bar is subjected to a longitudinal impact from a rigid bob moving with velocity v, then a compressive wave of intensity sc is propagated through the bar as follows _____ ?

Direct Answer & Quick Reference

The correct option is **A. vpE**.

A. vpE **(Correct Answer)**

B. vVvF

C. WpE/2

D. IvHpE

E. none of the above, where E = modulus of elasticity and p = mass density

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Verified Key: A. vpE
Solved by 2,853+ students

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

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