What work is done by the electric forc. begin from rest, Ask an Expert

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Q. A charge of 25.0 is placed in a uniform electric field that is directed vertically upward and that has a magnitude of 4.00×10^4 . What work is done by the electric force when the charge moves.

Q. Starting from rest, a boat increases its speed to 4.00 m/s with constant acceleration. What is the boat's average speed?

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