Relevant Competitive Tests:
Which of the following is most elastic ?
A. SteelCorrect Answer
B. Rubber
C. Glass
D. Sponge
E. None of these
Correct Option: A. Steel
Detailed Explanation & Reference:
STEEL\nis most elastic among the rubber, steel, glass and sponge. Steel having the most steep linear stress-strain curve among all.\nYoung’s Modulus alt. Modulus of Elasticity – is a measure of stiffness of an elastic material.\nYoung’s modulus for steel- 200 GPa\nYoung’smodulus for glass – 50–90 GPa\nYoung’s modulus for rubber – 1 MPa\nYoung’s modulus for sponge – 2–4 GPa
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