defence exam Navy SSR (Medical) Mock Test Series 2025 Physics Moving Charges and Magnetism Motion in a Magnetic Field
The radius r of the circular path traced by a charge q moving with a speed v in a magnetic field B is-
1
\(r = \frac{mv}{qB}\)
2
\(r = \frac{mv^2}{B}\)
3
\(r = \frac{mv^{3}}{qB}\)
4
\(r = \frac{mv^2}{q}\)