Physics · 2022
JEE Main · 30 July 2022, Shift 2 · Q10
A charge q is uniformly distributed along the length L of a rod. It is then bent in the shape of a semicircle. The magnitude of electric field at the…
A charge q is uniformly distributed along the length L of a rod. It is then bent in the shape of a semicircle. The magnitude of electric field at the centre of semicircle will be :
Official answer
(1)
$\displaystyle \frac{q}{2 \epsilon_0 L^2}$
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JEE Main 2022 Physics question, with the answer from NTA’s final answer key. Where our answers come from.