Answer to Question #339670 in Physics for Lhes

Question

Find the magnitude of the charge if it has a Voltage of 11 V with a distance of 23 mm.

Answer 1

$$V=k\frac{q}{r}$$

$$q=\frac{Vr}{k}=\frac{11*0.023}{9*10^9}=2.8*10^{-11}\:\rm C$$