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.
Potential Difference vs Voltage. Potential difference and voltage are two terms used in engineering to describe a difference of the potential in two points. Voltage is referred to electricity where potential difference can be related to electrical, magnetic and gravitational fields.