A central charge particle +q is surrounded by a square array of charged particles separated by either distancer or r/2 along the perimeter of the square. Find magnitude of net electrostatic force on the central particle :- 39 5q +4q +3q -64 -29 +3q -6. +4q +5q +3q 3q 4πε, r' (3) (4) (1) (2) 16πε, r TE r

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Electric Charges and Fields

One of the fundamental properties is the electromagnetic property. Charge cannot be destroyed by any process and this contributes formally to the law of charge conservation.