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A shaft is turning at 65rad/sec at time zero. Thereafter, angular acceleration is given by a = (-10 5t) rad/s? where t is the

A shaft is turning at 65rad/sec at time zero. Thereafter, angular acceleration is given by a = (-10 5t) rad/s? where t is the elapsed time. Find its angular speed at t = 3 sec. (A) 25 rad/sec (B) 12.5 rad/sec (C) 17 rad/sec (D) 22 rad/sec

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