A charge Q is in a circular orbit of radius r moving at a speed v, the electric current associated with it is
Answer & explanation
Correct answer: option 4
$ I = \frac{Q}{t} = \frac{Q}{2\pi r/v} = \frac{Qv}{2\pi r}$
A charge Q is in a circular orbit of radius r moving at a speed v, the electric current associated with it is
Correct answer: option 4
$ I = \frac{Q}{t} = \frac{Q}{2\pi r/v} = \frac{Qv}{2\pi r}$