A diameter 'd' and length 'l' wire hangs vertically from a fixed point. The wire is extended by hanging a mass 'M' on its end. The Young modulus of the wire is 'E'. The acceleration of free fall is 'g'. Which equation is used to determine the extension 'x' of the wire?
Correct answer: D. Option D
- A. Option A
- B. Option B
- C. Option C
- D. Option D
Explanation
Use the formula given:π₯ =4πππ / πΈππ2
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