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three point charges each of value +q are placed on the three vertices of a square of side "a" meters .what is the magnitude of force on point charge of value -q coloumb placed on the centre of the square

three point charges each of value +q are placed on the three vertices of a square of side "a" meters .what is the magnitude of force on point charge of value -q coloumb placed on the centre of the square

Grade:12

1 Answers

prdeep dohare
18 Points
12 years ago

wht is internal resisstance?

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