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A charge q is placed at the Centre of th...

A charge q is placed at the Centre of the line joining two equal charges Q. The system of three charges will be in equilibrium if q is equal to

A

`Q/2`

B

`(+Q)/2`

C

`(-Q)/4`

D

`(+Q)/4`

Text Solution

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The correct Answer is:
C
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BINA LIBRARY-ELECTROSTATICS-EXERCISE
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  8. When two charged conductors are connected by a conducting wire, then c...

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  9. Electron volt is the unit of

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  10. Unit of capacitance of a capacitor is

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  11. Which of the following is a vector quantity ?

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