engineering recuitment DRDO Technician A 2022 Mock Test Series (Tier I) Electromagnetic Theory Electrostatics
Find the forece (F in Newton) between two point-source charges (Q1 and Q2 in Coulomb) in air when the distance between the charges is d in metere.
1
F = 9 × 1023 × Q1 Q2/d
2
F = 9 × 1023 × Q1 Q2/d2
3
F = 9 × 109 × Q1 Q2/d
4
F = 9 × 109 × Q1 Q2/d2