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I tried solving the question assuming both the tensions same hence my answer was a= (M-m)g/M-m but it is wrong the solution in the book says the tension is different but don't know why is it because the torque is different

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closed as off-topic by Chair, LonelyProf, David Z Jan 12 at 8:05

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  • $\begingroup$ Welcome to Physics SE! Please note that homework-like questions and check-my-work questions are generally considered off-topic here. We intend our questions to be potentially useful to a broader set of users than just the one asking, and prefer conceptual questions. Can you try making a question about some concepts that you'd need to solve this problem? $\endgroup$ – Chair Jan 12 at 7:21
  • $\begingroup$ The tension is different because of the pulley having a moment of inertia $\endgroup$ – Triatticus Jan 12 at 8:38