An equilateral triangle has sides of 20 cm. At the corners of the triangle are charges of -10 nC, +30 nC, and +20 nC, respectively.
a) Draw a diagram of the above.
b) Find the electric potential at the point midway on the side connecting the -10 nC and +20 nC charges.
An equilateral triangle has sides of 20 cm. At the corners of the triangle are charges...