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Q.

Two identical metal spheres possess +60C and –20C of charges. They are brought in contact and then separated by 10 cm. The force between them is

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a

3.6×1012N

b

36×1014N

c

36×1012N

d

36×1013N

answer is A.

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Detailed Solution

F=14πε0q1+q224d2

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