JEE Main 27-Aug-2021 Shift 2 Solved Paper

Section: Physics

Question : 20 of 90

Marks: +1, -0

Figure shows a rod AB, which is bent in a 120° circular arc of radius R. A charge (-Q) is uniformly distributed over rod AB. What is the electric field E at the centre of curvature O ?

[27 Aug 2021 Shift 2]

3√3Q
8πε0R2
(
^
i
)
3√3Q
8π2ε0R2
(
^
i
)
3√3Q
16π2ε0R2
(
^
i
)
3√3Q
8π2ε0R2
(
^
i
)

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