A thin conducting ring of radius \( R \) is given a charge \( +Q \). The electric field at the c...

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A thin conducting ring of radius \( R \) is given a charge \( +Q \). The electric field at the centre \( O \) of the ring due to the charge on the part \( A K B \) of ring is \( E \). The electric field at the centre due to the charge on part \( A C D B \) of the ring is
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