| Force $\vec F = k \frac{Qq}{r^2} \hat a _r [=] N$ | Field $|\vec E| = k\frac{Q}{r^2} \hat a_r$ | $\vec E = \frac{\vec F}{q}$ | | --- | --- | --- | | Electrostatic Potential Energy (U) $U = k \frac{Qq}{r}$ | Electric Potential (Voltage) $V = k\frac{Q}{r}$ | $V = \frac{U}{q}$ |

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Relations between $\Delta U, W_{field}, \& W_{appl}$

Introducing Electrostatic Potential (E.P or $V$)

Calculating Change in Voltage

Electric Potential of a Point Charge (with reference at $\infty$) - paper notes

Superposition for EP

Equi-Potential Surfaces - paper notes

Electric Potential Energy of a System of Charged Particles - paper notes