A +40 µC point charge is placed 40 cm from an identical +40 µC charge. How much work would be required for an external force to move a +0.30 μC test charge from a point midway between them to a point 11 cm closer to either of the charges? Express your answer using two significant figures. Answer in Joules 0.273 and 1.21 are wrong
A +40 µC point charge is placed 40 cm from an identical +40 µC charge. How much work would be required for an external force to move a +0.30 μC test charge from a point midway between them to a point 11 cm closer to either of the charges? Express your answer using two significant figures. Answer in Joules 0.273 and 1.21 are wrong
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