Solution: Consider a square with sides L = 48cm and two negative charges Q = - 2.5 μC placed on the corners labeled with Q in the figure. What is the electric potential in the corner of the square labeled by B?

Problem

Consider a square with sides L =48cm and two negative charges Q = - 2.5 μC placed on the corners labeled with Q in the figure. What is the electric potential in the corner of the square labeled by B?