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Question: Answered & Verified by Expert
A horizontal platform, with an object placed on it, is executing SHM in the vertical direction. The amplitude of oscillation is 2.5 cm. Let the least period of these oscillations, so that the object is not detached, be equal to π2a. Then, the value of a is (Given: g=10 m s-2)
PhysicsOscillationsJEE Main
Solution:
2561 Upvotes Verified Answer
The correct answer is: 5
The object would not leave the platform when
amax<g
  w2A<g
  w<102.5×10-2=10425=1005=20
  2πT<20  T>π10

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