Find the magnitude of initial angular acceleration of rod

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A uniform rod of length 49m and mass of 82 kg is free to rotate about a frictionless pivot at one end in a vertical plane. The rod is released from rest in the initial horizontal position. What is the magnitude of the initial angular acceleration of the rod in rad/s^2. Assume gravity is 9.8m/s^2.

Reference no: EM13486477

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