Electrostatics

JEE Main level, single correct, medium

162 of 311

Question 162 of 311

A metallic ring is uniformly charged as shown in figure. AC and BD are two mutually perpendicular diameters. Electric field due to arc⁡AB\operatorname{arc} \mathrm{AB} to ' O ' is ' E ' is magnitude. What would be the magnitude of electric field at ' O ' due to arc ABC ?

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Answer: (B) 2E\sqrt{2} \mathrm{E}

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