Teaching RPSC School Lecturer Mock Test Series 2024 Electromagnetic Theory Magnetostatics Magnetic Force
Electron of mass m and charge q is traveling with a speed v along a circular path of radius r at right angles to a uniform magnetic field of intensity B. If the speed of the electron is doubled and the magnetic field is halved the resulting path would have a radius
1
2 r
2
4 r
3
\(\dfrac{r}{4}\)
4
\(\dfrac{r}{2}\)
5
Question Not Attempted