Question

2. The electrostatic force on a metal sphere of charge 0.4 uC due to another
identical metal sphere of charge 0.8 uC in air is 0.2 N. Find the distance
between the two spheres and also the force between the same two spheres when
they are brought into contact and then replaced in their initial positions.
Ans: 0.12 m, 0.025 N​

Answer 1

Answer:

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