A charged particle is moving with speed v perpendicular to a uniform magnetic field.A second identical charged particle is moving with speed 2v perpendicular to the same magnetic field.If the frequency of revolution of the first particle is f,the frequency of revolution of the second particle is
A) f.
B) 2f.
C) 4f.
D) f/2.
E) f/4.

Question

Quizplus · Accepted Answer

The frequency of revolution of a charged particle in a magnetic field is independent of its velocity, as it depends only on the charge and mass of the particle and the strength of the magnetic field.

A Charged Particle Is Moving with Speed V Perpendicular to a Uniform