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  • Let a wire be suspended from the ceiling (rigid support) and stretched by a weight W attached at its free end. The longitudinal stress at any point of cross-sectional area A of the wire is :<di

Let a wire be suspended from the ceiling (rigid support) and stretched by a weight W attached at its free end. The longitudinal stress at any point of cross-sectional area A of the wire is :

Option: 1

2W/A


Option: 2

W/A


Option: 3

W/2A


Option: 4

Zero


Answers (1)

best_answer

\text { Longitudinal stress }=\frac{\mathrm{F}_{\perp}}{\mathrm{A}}=\frac{\mathrm{Mg}}{\mathrm{A}} \Rightarrow \frac{\mathrm{W}}{\mathrm{A}}

 

Posted by

himanshu.meshram

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