an equilateral triangle *
Three positive charges, A, B, and C, of 3⋅10 −6, 2⋅10 −6, and
2⋅10 −6 coulombs, respectively, are located at the corners of an
equilateral triangle of side 0.2 m.
Exercises 51
(a) Find the magnitude in newtons of the force on each charge. axis
(b) Find the magnitude in newtons/coulomb of the electric field at
the center of the triangle.