The magnitude of force:
q1 = 1.0 × 10-9 C, q2 = 2.0 × 10-9C, and q3 = 2.0 × 10-9C, k = 9.0 × 109 kg⋅m3⋅s−4⋅A−2
Force of q2 on q1 :
F12 = (9.0 × 109)(1.0 × 10-9)(1.0 × 10-9)/(2.0 × 10-2)2 = 1.8 × 10-4 N
What is the magnitude of the force F on the 1.0 nC charge in the figure?
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