Old 08-05-19, 08:31 AM
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Originally Posted by terrymorse View Post
Moment of inertia is only relevant for bending and twisting (torsion), not elongation (strain).

ε (strain) = σ (stress) / E (Young's modulus)

If you double the cross sectional area, you half the stress, and thus the strain.
Hi, thanks for the reminder!
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