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IAT IISER2022PhysicsWaves and Sound

A uniform taut string with two point charges q and -q attached to its ends passes over two massless pullies kept L distance apart as shown in the figure. If f is the fundamental frequency of the part of the string over pullies, which of the following statements is correct?

Options

  1. Af L⁻¹
  2. Bf L⁻²
  3. Cf L
  4. Df L^2

Correct answer

B. f L⁻²

Step-by-step solution

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