Two identical positive charges exert a repulsive force of 6.6 × 10−9 N when separated by a distance 3.9 × 10−10 m. Calculate the charge of each. The Coulomb constant is 8.98755 × 109 N · m2 /C2 . Answer in units of C. Answer in units of C.

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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.