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Olympiad workbookNSEPRotational Motion

A thin uniform metallic rod of length L and radius R rotates with an angular velocity in a horizontal plane about a vertical axis passing through one of its ends. The density and the Young's modulus of the material of the rod are and Y respectively. The elongation in its length is

Options

  1. A^2 L^3 6 Y
  2. B^2 L^3 3 Y
  3. C^2 R L^2 2 Y
  4. D^2 L^3 2 Y

Correct answer

B. ^2 L^3 3 Y

Step-by-step solution

No Solution

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