A linear charge having linear charge density λ penetrates a cube diagonally and then it penetrates a sphere diametrically as shown. What will be the ratio of flux coming out of cube and sphere?
A
12
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B
2√3
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C
√32
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D
11
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Solution
The correct option is C√32 Flux coming out of the cube, ϕ1=λ.a√3ϵ0 and from sphere ϕ2=λ.2aϵ0