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A 4.03 μC test charge is placed 4.10 cm away from a large, flat, uniformly charged...

A 4.03 μC test charge is placed 4.10 cm away from a large, flat, uniformly charged nonconducting surface. The force on the charge is 233 N. The charge is then moved 2.00 cm farther away from the surface. What is the force on the test charge now?

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