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Q. How fast will the electron be moving when it is very far away? An electron starts from rest 45.0 {rm cm} from a fixed point charge with -0.136 {rm nC}.

Q. A ball rolls horizontally off the edge of a tabletop that is 0.85 m high. It strikes the floor 2.80 m away from the edge of the table. What is the initial (horizontal) velocity of the ball? Ignore air resistance.

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