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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > A light rigid rod of length 4 m is connected rigidly with two identical particles each of mass m=2kg. the free end of the rod is smoothly pivoted at O. The rod is released from rest from its horizontal position at t = 0. Find the angular acceleration of the rod at t = 0 (in rad/s^2).

A light rigid rod of length 4 m is connected rigidly with two identical particles each of mass m=2kg. the free end of the rod is smoothly pivoted at O. The rod is released from rest from its horizontal position at t = 0. Find the angular acceleration of the rod at t = 0 (in rad/s^2).

Figure shows a vertical force applied tangentially to a uniform cylinder of weight Fg. The coefficient static friction between the cylinder and both surface is 0.500. In terms of Fg find the maximum force P that can be applied that does not cause the cylinder to rotate.