A ball is projected horizontally from top of a 80 m deep well with velocity 10 m s Then particle will fall on the bottom at a

Question

A ball is projected horizontally from top of a 80 m deep well with velocity 10 m s Then particle will fall on the bottom at a distance of all the collisions with the wall are elastic and wall is smooth A 5 m from A C 2 m from A B 5 m from B D 2 m from B 80m A 10m s 7m

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