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

An electron and a proton having same momenta enter perpendicularly to a magnetic field, then

If electron and proton having same momenta enter normally to a magnetic field then

An electron and a proton with equal momentum enter perpendicularly into a uniform magnetic field, then

An electron and a proton with equal momentum enter perpendicularly into a uniform magnetic field, then

An electron and a proton are projected with same velocity perpendicular to a magnetic field. (a) Which particle will describe the smaller circle? (b) Which particle will have greater frequency?

An electron and a proton are projected with same velocity perpendicular to a magnetic field. (a) Which particle will describe the smaller circle? (b) Which particle will have greater frequency?

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