Homework Help: physics

Posted by aly on Thursday, April 28, 2011 at 12:59am.

The physics of an electron moving from one plate to another.
An electron acquires 4.2 x 10-16 J of kinetic energy when it is accelerated by an electric field from Plate A to Plate B. What is the potential difference between the plates, and which plate is at a higher potential?

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