Test Academy | The Young’s modulus of a wire of length L and radius r is Y N/m². If the length and radius are reduced to L/2 and r/2, then its Young’s modulus will be Y/2, 1/L, L², L

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The Young’s modulus of a wire of length L and radius r is Y N/m². If the length and radius are reduced to L/2 and r/2, then its Young’s modulus will be

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