A uniform disk with a mass of 813g and a radius of 17cm is, Ask an Expert

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A uniform disk with a mass of 813g and a radius of 17cm is rotating on frictionless bearings with a rotational speed of 18Hz when jill drops a 135 gram clod of clay on a point 8.60cm from the center of the disk, where it sticks. what is the new rotational speed of the disk?

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