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NEET2012PhysicsElectrostaticsActual

What is the flux through a cube of side a if a point charge of q is a one of its corner?

Options

  1. A2 q ₀
  2. Bq 8 ₀
  3. Cq ₀
  4. Dq 2 ₀ 6 a^2

Correct answer

B. q 8 ₀

Step-by-step solution

Charge enclosed =q / 8 aligned & Therefore, flux & = q_ enclosed ₀ & = q 8 ₀ aligned

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