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MHT CET202122 Sep 2021Morning ShiftPhysicsMotion in Two DimensionsActual

A body performing uniform circular motion of radius ' R ' has frequency ' n '. Its centripetal acceleration is

Options

  1. A8 ^2 nR^2
  2. B4 ^2 n^2 R
  3. C4 ^2 n^2 R^2
  4. D8 ^2 n^2 R

Correct answer

B. 4 ^2 n^2 R

Step-by-step solution

Centripetal acceleration a=r ^2=R(2 n)^2=4 ^2 n^2 R

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