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PhysicsQ&A LibraryA ball is thrown upward from the top of a 24.2 m tall building. The ball's initial speed is 12 m/s. At the same instant, a person is running on the ground at a distance of 32.8 m from the building. What must be the average speed of the person if he is to catch the ball at the bottom of the building?Question

A ball is thrown upward from the top of a 24.2 m tall building. The ball's initial speed is 12 m/s. At the same instant, a person is running on the ground at a distance of 32.8 m from the building. What must be the average speed of the person if he is to catch the ball at the bottom of the building?

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