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Lenz's Law

Find an expre...

Question

Find an expression for the electric field in the region $r > b$

A

\frac{ρ r}{2 ϵ_{0}}

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B

\frac{ρ a^{2}}{2 ϵ_{0} r}

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C

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D

None of these

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Solution

The correct option is C $0$
$r > b$
Since, the electric field of the outside $= 0$

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