11th Class Physics Waves / तरंगे Question Bank Oscillations Conceptual Problems

  • question_answer
    Why is restoring force necessary for a body to execute S.H.M.?

    Answer:

                    A body in S.H.M. oscillates about its mean position. At the mean position, it possesses kinetic energy because of which it moves from mean position to extreme position. Then the body can return to the mean position only if it is acted upon by a restoring force.


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