An electron of mass m leaves one end of a tv picturetube, Ask an Expert

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An electron of mass m leaves one end of a TV picturetube with zero initial velocity and travels in a straight line toan accelerating grid, which is a distance s away. Itreaches the grid with a speed of v. The acceleratingforce is constant.

A) Find the acceleration

B) Find the time to reach the grid

C) Find the net force. (You can ignore the gravitationalforce on the electron.)

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