A 6.64 μC charge is placed at the origin and a second charge is placed on the x-axis at x = 0.2 m.If the resulting force on the second charge is 6.4 N in the positive x-direction,what is the force on the charge at the origin?

Question

A 6.64 μC charge is placed at the origin and a second charge is placed on the x-axis at x = 0.2 m.If the resulting force on the second charge is 6.4 N in the positive x-direction,what is the force on the charge at the origin?
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Quizplus · Accepted Answer

According to Newton's third law, the force on the charge at the origin is equal in magnitude and opposite in direction to the force on the second charge. Hence, it is 6.4 N in the negative x-direction.

A 664 μC Charge Is Placed at the Origin and a a Second