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Q.

Two unlike charges separated by a distance of 1m attract each other with a force of 0.108N . If the charges are in the ratio 1:3 ,the weak charge is

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a

6µC

b

4µC

c

2µC

d

5µC

answer is A.

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Detailed Solution

$F = \frac{1}{4 {πε}_{0}} \frac{q_{1} q_{2}}{r^{2}}$

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