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, a deuteron and alpha -particle, whose kinetic energies are same, enter perpendicularly a uniform magnetic field. Compare the radii of their circular paths.

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

A proton and a deutron moving with equal kinetic energies enter perpendicularly into a magnetic field. If r_p and r_d are the respective radii of the circular path, then the ratio r_p//r_d is

A proton and a deuteron both having the same kinetic energy, enter perpendicularly into a uniform magnetic field B . For motion of proton and deuteron on circular path or radius R_(p) and R_(d) respectively, the correct statement is

A proton and a deuteron both having the same kinetic energy, enter perpendicularly into a uniform magnetic field B . For motion of proton and deuteron on circular path or radius R_(p) and R_(d) respectively, the correct statement is

A proton and an alpha particle having same kinetic energies are entering in a uniform magnetic field normal to as shown in figure. The ratio of time to return on the same side is

A proton and a deuteron both having the same kinetic energy enter perpendicularly in to uniform magnetic field B for motion of proton and deuteron on ciruclar path of radius R_(p) and R_(d) respectively the correct statement is

A proton and an alpha -particle are projected with the same kinetic energy at right angle to a uniform magnetic field. The ratio of the radii of their paths is