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9. Imagine two disks of different sizes (r2 = 0.3r1) are joined together from their centers via an axle. If the smaller disk (of

9. Imagine two disks of different sizes (r2 = 0.3r1) are joined together from their centers via an axle. If the smaller disk (of radius r1) rotates at angular velocity of 40 revolutions/sec, what is the ratio of the velocities of the points on the edge on the two disks?

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