Relationships Between Force, Field, Energy, Potential Video Lessons

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Problem: A point charge with charge q1 is held stationary at the origin. A second point charge with charge q2 moves from the point (x1, 0) to the point (x2, y2).How much work W is done by the electrostatic force on the moving point charge?Express your answer in joules. Use k for Coulomb's constant (k=1/(4πε0)).

FREE Expert Solution

Work done:

W=V

The potential of the system:

V=kq1q2r

The initial potential:

Vi = kq1q2/r

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Problem Details

A point charge with charge q1 is held stationary at the origin. A second point charge with charge q2 moves from the point (x1, 0) to the point (x2, y2).

How much work W is done by the electrostatic force on the moving point charge?
Express your answer in joules. Use k for Coulomb's constant (k=1/(4πε0)).

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