A pair of electrically charged objects attract each other with a force of 4 N when they are a distance of 10 m apart. If their charges stay the same, then what will be the attractive force between them when they are 20 m apart?

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Q: qs= - 4µC F23 60 сm qı = + 12 µ C 90 сm q2= + 6 4C

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Q: electrostatic force

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A: charge on electron (q) = -1.6×10-19 C Let the distance between two electrons = dMagnitude of force…

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A: magnitude of force between two charge particle is given as  F→ = K×q1×q2d2           ...... (1)where…

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