Electric potential at a point 'P' due to a point charge of 5 x 10^-9 C is 50 V.

Electric potential at a point 'P' due to a point charge of 5 x 10^-9 C is 50 V. The distance of 'P' from the point charge is

(Assume, \(\frac{1}{4\piε_0}=9\times10^{+9}NM^2C^{-2}\))

(1) 3 cm

(2) 9 cm

(3) 90 cm

(4) 0.9 cm

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