An elongation of 0.2% in a wire of cross-section 10-4 m2 causes a te – InterviewSolution

1.	An elongation of 0.2% in a wire of cross-section 10-4 m2 causes a tension of 1000 N.Then its Young’s modulus is(A) 6 × 108 N/m2(B) 5 × 109 N/m2(C) 108 N/m2(D) 107 N/m2
Answer» Correct option is: (B) 5 × 10⁹ N/m²

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