Question
X - particle have two positive charge and electron is negatively charged. So force befceen them is a tractive.
Porre

10. The force between an a -particle and an electron separated by a distance of 1 Å is - (A) 2.3 x 10-8 N attractive (B) 2.3 x 10-8 N Repulsive (C) 4.6 x 10-8 N attractive (D) 4.6 x 10-8 repulsive
Solution
