New listing 2012-2013 Free Comic Book Day Lot of 8 - Comicon-Marvel, DC, Simpsons, Tick.
Noun. 1. potential difference-the difference in electrical charge between two points in a circuit expressed in volts. electric potential, potential drop, voltage, potential. electrical phenomenon-a physical phenomenon involving electricity.
The Electric field can also be noted in units of volts per meter (V/m). A convenient unit of electric potential energy is the electron volt (eV). One electron volt is the potential energy change of moving one electron's worth of charge, e, through one volt. One electron volt equals 1.602E-19 (J).