A work of 30 joules is done transferring 5mili Coulombs of charge from a point B to a point A in an electric field field . Find the potential difference between A and B

2 answers

V = potential energy per unit charge
Q V = 30 Joules
5 * 10^-3 * V = 30
V = 6,000 volts (good grief ! )
Yeah!!!