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Electric displacement current density D at any point on a spherical surface of radius r centred at the isolated charge q is:

A. $$\frac{{{q^2}}}{{{r^2}}}$$

B. $$\frac{q}{{{r^2}}}$$

C. $$\frac{q}{{4\pi {r^2}}}$$

D. $$\frac{q}{{4{\pi ^2}{r^2}}}$$

Answer: Option C


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