If a charged particle of charge to mass ratio `(q/m) = alpha` centers in a magnetic field of strength B at a speed `v=(2 alpha d) (B),` then

Acceleration of a charged particle of charge 'q' and mass 'm' moving in a uniform electric field of strength 'E' is

If a charge particle of charge q , mass m , moves in a circular path in magnetic field of induction B , under a potential of V volts then radius of circular path is

A charged particle of charge q and mass m is shot into a uniform magnetic field of induction B at an angle theta with the field. The frequency of revolution of the particle

A charged particle of mass m and charge q describes circular motion of radius r in a uniform magnetic field of strength B the frequency of revolution is

A charged particle of charge q and mass m enters perpendiculalry in a magnetic field B. Kinetic energy of particle E, then frequency of rotation is

A charged particle of charge q and mass m enters perpendiculalry in a magnetic field B. Kinetic energy of particle is E, then frequency of rotation is

In a cyclotron the time required to move a charged particle of charge q and mass m in a plane perpendicular to the magnetic field B in a semicircular path is ______ .