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MHT CET202020 Oct 2020Evening ShiftPhysicsExperimental PhysicsActual

In a resonance tube experiment, a tuning fork resonates with air column of length 12 ~cm and again resonates when air column is 38 ~cm long. The end correction will (b)

Options

  1. A0.25 ~cm
  2. B0.5 ~cm
  3. C1 ~cm
  4. D0.75 ~cm

Correct answer

C. 1 ~cm

Step-by-step solution

e= l₂-3 l₁ 2 e= 38-36 2 =1 ~cm

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