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A partially elastic body can never be permanently deformed. True or False?

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in Physics – Class 11 by (74.2k points)
A partially elastic body can never be permanently deformed. True or False?

(a) True

(b) False

I had been asked this question by my college director while I was bunking the class.

This interesting question is from Elastic Behaviour of Solids topic in portion Mechanical Properties of Solids of Physics – Class 11

1 Answer

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Best answer
Correct choice is (b) False

Easiest explanation: Only a completely elastic body can never be permanently deformed before breaking point. All partially elastic bodies regain a little shape and undergo some permanent deformation after yield point.

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