Definition:Poisson's Ratio

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Definition

Let $B$ be a solid body.

Let $B$ be under a force of compression or tension applied longitudinally.

Poisson's ratio is the ratio of the longitudinal strain on $B$ to the lateral strain on $B$.



Symbol

$\sigma$

The symbol for Poisson's ratio is $\sigma$.


Its $\LaTeX$ code is \sigma .


Also see

  • Results about Poisson's ratio can be found here.


Source of Name

This entry was named for Siméon-Denis Poisson.


Sources