12. Rotational Kinematics
Rotational Velocity & Acceleration
5:22 minutes
Problem 4g
Textbook Question
Textbook QuestionA computer hard disk 8.0 cm in diameter is initially at rest. A small dot is painted on the edge of the disk. The disk accelerates at 600 rad/s² for ½s, then coasts at a steady angular velocity for another ½s. b. Through how many revolutions has the disk turned?
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