Question

Two identical metallic spheres A and B carry charges and respectively. The force between them is 'F' newton, when they are separated by a distance 'd' in air. The spheres are allowed to touch each other and are moved back to their initial position. The force between them now is:

A

B

C

D

Medium
Solution
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Correct option is B)

intial force

Now when spheres are touched, charge distribution changes to make potential equal on both spheres
(as both the spheres are identical)






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