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A ring carries a uniform linear charge d...

A ring carries a uniform linear charge density on one half and the linear charge density of same magnitude but opposite sign on the other half.

A

The component of electric field along the axis at all points on the axis is zero

B

the electric field along the axis and on the axis is zero only at the centre

C

the resultant field at the centre is zero

D

the resultant field at all points on the axis is zero

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A
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