-1.21 x 10- C
91
Find the net force on 93.
-55.0 x 10 C
92
0.447 m
F₁ = force exerted on 93 by 91
F₂ = force exerted on 93 by 92
F₂ = [?] N
[F=
Remember: Like charges repel;
opposite charges attract.
F₁ = -2.01 N
-0.447 m-
+148.0 x 10 C
+93
N