391. Find the force between two charges when they are brought in contact and separated by 4cm apart, charges are 2nC and -1nC, in μN. a) 1.44 b) 2.44 c) 1.404 d) 2.404
391. Find the force between two charges when they are brought in contact and separated by 4cm apart, charges are 2nC and -1nC, in μN. a) 1.44 b) 2.44 c) 1.404 d) 2.404
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