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MHT CET2016PhysicsWaves and Sound

Two strings A and B of same material are stretched by same tension. The radius of the string A is double the radius of string B . Transverse wave travels on string A with speed V A and on string B with speed V B . The ratio V A V B is

Options

  1. A1 4
  2. B1 2
  3. C2
  4. D4

Correct answer

B. 1 2

Step-by-step solution

The velocity of wave travelling on string is T μ = T ρ . π r 2 V ∝ 1 r V A V B = r B r A = 1 2

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