Question 21The tensile stress on a wire is 2.5 × $10^{9}Nm^{-1}$, what is young modulus of the wire if the tensile strain is 0.05?A.5.0 × 1010Nm-2B.5.0 ×109Nm-2C.1.25 × 1010Nm-2D.12.5 × 1010Nm-2Objective Show full explanation