A steel wire is stretched by 5 kg wt, If the radius of the wire is doubled its Young's modulus

Remains unchanged

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Becomes double

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Becomes half

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Becomes 1/4 times

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Solution

The correct option is A Remains unchanged
$\begin{matrix} Youngs modulus is dependent on type of material Every material has its own young's modulus irrespectfue of physical dimensions. \end{matrix}$
Hence option A is correct

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