A positive point charge is placed just outside the centre of the flat face of a…

Physics · JEE Main · NTA Exams — Electrostatics

A positive point charge is placed just outside the centre of the flat face of a hemispherical surface in air. The electric flux through the flat face is

1. \(\frac{\mathrm{q}}{\varepsilon_{0}}\)
2. \(\frac{-q}{2 \varepsilon_{0}}\)
3. zero
4. \(\frac{q}{2 \varepsilon_{0}}\)

Answer

(B) -q 2 _ 0

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