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The plates of small size of a parallel p...

The plates of small size of a parallel plate capacitor are charged as shown. The force on the charged particle of 'q' at a distance 'l' from the capacitor is : (Assume that the distance between the plates is `d ltlt l`)

A

zero

B

`(Qqd)/(2piepsilon_(0)l^(3))`

C

`(Qqd)/(piepsilon_(0)l^(3))`

D

`(Qqd)/(4piepsilon_(0)l^(3))`

Text Solution

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The correct Answer is:
B
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