positive charge of 2.5 x 10 -8 C and a positive charge of 5.0 x 10 -5 C are separated by 120 mm. What is the force between the two charges?  a 6.25 X 10-7 N  b 6.25 X 10-4 N  c 1.125 X 10-4 N  d 6.5 x 10-5 N  e 0.094 N  f 0.78 N

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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.