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A thread carrying a uniform charge lambd...

A thread carrying a uniform charge `lambda` per unit length has the configuration shown in figure a and b. Assuming a curvature radius r to be considerably less than the length of the thread, find the magnitude of the electric field strength at the point O.

A

`(lambdasqrt(2))/(4piepsilon_(0)R),0`

B

`(lambdasqrt(3))/(4piepsilon_(0)R).(lambdasqrt(2))/(4piepsilon_(0)R)`

C

`(lambda)/(4piepsilon_(0)R),0`

D

`(lambdasqrt(5))/(4piepsilon_(0)R).(lambdasqrt( 3))/(4piepsilon_(0)R)`

Text Solution

Verified by Experts

The correct Answer is:
A
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