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Question:
A uniform wire fixed at its upper end hangs vertically and supports a weight at its lower end. If its radius is r its length L and Young s modulus for the material of the wire is E the extension is (1) directly proportional to E(2) inversely proportional to r.(3) directly proportional to L

1.if 1 2 3 are correct

2.if 1 2 are correct

3.if 2 3 are correct

4.if 3 only is correct

Posted Date:-2021-09-26 06:05:18


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