(a) Explain elasticity of a substance.
(b) Define elastic constant.
Verified Correct Answer: .
Physical Principles & Numerical Solution
(a) Elasticity is the ability for a body to regain its original shape and size after undergoing a stretching or compression force.
(b) Elastic constant is the force that produces a unit extension of the material.
Source: Myschool Past Questions Archive (Record #54081)