engineering recuitment PGCIL Junior Technician Trainee (Electrician) Mock Test 2023 Electromagnetic Theory Electrostatics Electrostatic Field
According to Coulomb's law, the force between two point charges q1 and q2 separated by a distance r is given by:
1
\(F = {k{{\ q_1\ q_2} \over r}}\)
2
\(F = {k{{\ q_1\ q_2} \over r^2}}\)
3
F = kq1q2r
4
F = kq1q2