A circular disc with radius r = 0.81 m rotates around its own axis. How far has the disk rolled after the time 8,241 s if the disk starts from rest and the angular acceleration is α (t) = k x t^n rad/s^2, where k = 3.48 and n = 1.8?

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A circular disc with radius r = 0.81 m rotates around its own axis. How far has the disk rolled after the time 8,241 s if the disk starts from rest and the angular acceleration is α (t) = k x t^n rad/s^2, where k = 3.48 and n = 1.8?

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