Gujarati
Hindi
1. Electric Charges and Fields
medium

A point charge $q$ is placed on the centre of a hemispherical surface as shown in figure.The net flux of electric fietd tnroug the hemi-spherical surface is closest to

A

$\frac{q}{{2{\varepsilon _0}}}$

B

$\frac{q}{{\sqrt 2 {\varepsilon _0}}}$

C

$\frac{q}{{2\sqrt 2 {\varepsilon _0}}}$

D

None of these

Solution

As shown by electric field lines, the flux passing across hémispherical surface is not according to $\mathrm{A}, \mathrm{B}$ or $\mathrm{C}.$

Standard 12
Physics

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