1.

The flat base of a hemisphere of radius a with no charge inside it lies in a horizontal plane. A uniform electric field bar(E ) is applied at an angle pi//4 with the vertical direction. The electric flux through the curved surface of the hemisphere is

Answer»

`(PI + 2)pi a^(2) E//(2 SQRT2)`
`pi a^(2) E`
`pi a^(2)E//(2 sqrt2)`
`pi a^(2 ) E//sqrt2`

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