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Q. Figure shows the strain-stress curve for a given material. The Young’s modulus for the material isPhysics Question Image

Mechanical Properties of Solids

Solution:

For a stress of $150 \times 10^{6} Nm ^{-2},$ the strain is 0.002
Hence $Y=\frac{150 \times 10^{6} Nm ^{-2}}{0.002}$
$=7.5 \times 10^{10} Nm ^{-2}$