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Unformatted text preview: • k = Coulomb’s constant • q 1 = charge one • q 2 = charge two • d = distance 2 2 9 2 2 1 10 9 C Nm x k d q q k F = = Example 1 • Object A has a positive charge of 6.0 x 10-6 C. • Object B, carrying a positive charge of 3.0 x 10-6 C, is 0.030 m away. • Calculate the electrical force. Example 2 A given electrical force is equal to 100 N. (a) If the point charge is reduced by a half, what will the new force be? (b) For the given 100 N force, the distance is reduced by a half. What is the new force?...
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