$A$ point charge of $2.0 \; \mu C$ is at the centre of a cubic Gaussian surface $9.0 \; cm$ on edge. What is the net electric flux through the surface?

  • A
    $4.166 \times 10^{6} \; N \; m^{2} C^{-1}$
  • B
    $7.24 \times 10^{4} \; N \; m^{2} C^{-1}$
  • C
    $8.34 \times 10^{5} \; N \; m^{2} C^{-1}$
  • D
    $2.26 \times 10^{5} \; N \; m^{2} C^{-1}$

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