MHT CET · Physics · Motion In Two Dimensions
A body performing uniform circular motion of radius ' \(R\) ' has frequency ' \(n\) '. Its centripetal acceleration is
- A \(8 \pi^2 nR^2\)
- B \(4 \pi^2 n^2 R\)
- C \(4 \pi^2 n^2 R^2\)
- D \(8 \pi^2 n^2 R\)
Answer & Solution
Correct Answer
(B) \(4 \pi^2 n^2 R\)
Step-by-step Solution
Detailed explanation
Centripetal acceleration \(a=r \omega^2=R(2 \pi n)^2\) \(=4 \pi^2 n^2 R\)
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