A charge q is located at the centre of a cube. The electric flux through any face is ?
(a) \( \frac{q}{6(4\pi\varepsilon_0)} \)
(b) \( \frac{2\pi q}{6(4\pi\varepsilon_0)} \)
(c) \( \frac{4\pi q}{6(4\pi\varepsilon_0)} \)
(d) \( \frac{\pi q}{6(4\pi\varepsilon_0)} \)
Answer : (c) \( \frac{4\pi q}{6(4\pi\varepsilon_0)} \)
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