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Amazon.com: High Bounce 3 in1 Outdoor Games Combo Set for Kids, with Badminton Rackets Set, Toss and Catch Ball Set, Sliding Zoom Ball Game, Mesh Bag, Birdies, and Tennis Ball Included :
A ball is dropped from a height of 1m on a smooth floor. The height of the first bounce is 0.810m. What is the coefficient of the restitution and the expected height
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