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a point charge q is situated at a distan...

a point charge `q` is situated at a distance `r` from one end of a thin conduction rod of length `L` having a charge `Q` (uniformly distributed a long its length).find the magnitudes of electric force between the two.

A

`(1)/(4piepsilon_(0))(qQ)/(2d(d+L))`

B

`(1)/(4piepsilon_(0))(2qQ)/(d(d+L))`

C

`(1)/(4piepsilon_(0))(qQ)/(3d(d+L))`

D

`(1)/(4piepsilon_(0))(qQ)/(d(d+L))`

Text Solution

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The correct Answer is:
D
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