If a proton, deuteron, and alpha particle on being accelerated by the same potential difference enters perpendicular to the magnetic field, then the ratio of their kinetic energies is

A proton, a deuteron and an alpha particle are accelerated through same potential difference and then they enter a normal uniform magnetic field, the ratio of their kinetic energies will be

If an electron and a proton having same momenta enter perpendicular to a magnetic field, then

A proton, a deutron and an alpha particle, after being accelerated through the same potential difference enter a region of uniform magnetic field vecB , in a direction perpendicular to vecB . Find the ratio of their kinetic energies. If the radius of proton's circular path is 7cm , what will be the radii of the paths of deutron and alpha particle?

A proton and an alpha particle accelerated through the same potential difference enter a region of uniform magnetic field normally if the radius of the proton orbit is 10 cm ten radius of alpha particle is

A proton, a deuteron and an alpha particle, are accelerated through the same potential difference and then subjected to a unifrom magnetic field vecB , perpendicular to the direction of their motions. Compare (i) their kinetic energies, and (ii) if the radius of the ciruclar path described by proton is 5 cm, determine the radii of the paths described by deuteron and alpha partcile.

A proton, a deutron and alpha -particle, whose kinetic energies are same, enter perpendicularly a uniform magnetic field. Compare the radii of their circualr paths.

A proton and an alpha -particle are accelerated through same potential difference. Find the ratio of their de-Brogile wavelength.

A proton and alpha - particle are accelerated with same potential difference and they enter in the region of constant magnetic field B perpendicular to the velocity of particles. Find the ratio of radius of curvature of alpa - particle .