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  • The inward and outward electric flee for a closed surface in units of  <img alt="\mathrm{N}-\mathrm{m}^2 / \mathrm{c}" src="https://entrancecorner.oncodecogs.com/gif.latex?%5Cmathrm%7BN%7

The inward and outward electric flee for a closed surface in units of  \mathrm{N}-\mathrm{m}^2 / \mathrm{c}  are respectively 8 \times 10^3 and  \mathrm{4 \times 10^3}. Then the total charge inside the surface is -

Option: 1

4 \times 10^3 \mathrm{C}


Option: 2

-4 \times 10^3 \mathrm{c}


Option: 3

\frac{-4 \times 10^3}{\epsilon} c


Option: 4

-4 \times 10^3 \epsilon_0


Answers (1)

best_answer

\mathrm{ \therefore \quad \phi=\frac{Q}{\epsilon_0} }
\mathrm{ Q=\phi \epsilon }..........(1)
\mathrm{ \phi=\epsilon_0\left[-8 \times 10^3+4 \times 10^3\right] }
\mathrm{ \phi=-4 \times 10^3 \epsilon_0 }

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