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A small uncharged sphere is placed in co...

A small uncharged sphere is placed in contact with an equal and similar charged sphere and then removed to a distance of 4 cm. The force of repulsion between them is now `9xx10^(-5)`N. What was the original charges in the charged sphere?

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The correct Answer is:
N`//`A
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Knowledge Check

  • An uncharged metal sphere is placed between two equal and oppositely charged metal plates. The nature of lines of force will be

    A
    B
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  • An uncharged sphere of metal is placed in between two charged plates as shown. The lines of force look like

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    C
    D
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    `Q//3`
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