Sample Problem Electric potential

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Sample Problem Electric potential Electrons are continually being knocked out of air molecules in  he atmosphere by cosmic-ray campaniles coming in from space. Once released. each electron experiences an electrostatic force F due TO the electric field if that is produced in the atmosphere by charged campaniles already on Earth. Near Earth s surface the electric field has the magnitude […]

Electric Potential Energy

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Electric Potential Energy  Newton’s law for the gravitational force and Coulomb’s law for the electrostatic force are mathematically identical Thus the general features we have discussed for the gravitational force should apply to the electrostatic force In particular we can infer correctly that the electrostatic force is a conservative force. Thus when an electrostatic force acts between two or […]