Question

Two charged balloons 2.1 × 10-1 meters apart have a repulsive force of
1.3 × 10-1 newtons. The charge on one balloon is 8.2 × 10-7 coulombs. What is the charge on the other balloon?
(k = 9.0 × 109 newton·meters2/coulomb2)

Answer 1

\(\sf \huge Use:F=k\dfrac{q_1q_2}{r^2}\)

Answer 2

thanks @aaronq

Answer 3

whats the answer