Consider the electric field →E=E0^x, where E0 is a constant. The flux through the shaded area shown in the figure due to this field is,
A
2E0a2
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B
E0a2
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C
E0a2√2
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D
√2E0a2
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Solution
The correct option is BE0a2 As we know that, Flux=(Field)(projected area)
Here, projected area towards x−axis is a2 and electric field is →E=E0^x
So, flux ϕ=E0a2