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Two charges 3times10^(-5)C and 5times10^...

Two charges `3times10^(-5)C` and `5times10^(4)C` are placed at a distance of `10cm` from each other. Find the value of electrostatic force acting between
(A) `13*5times10^(11)N`
(B)`3times10^(11)N`
(C)`18times10^(9)N`
(D)`13*5times10^(10)N`

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