MCQ
A proton and a deutron both having the same kinetic energy, enter perpendicularly into a uniform magnetic field $B .$ For motion of proton and deutron on circular path of radius $R _{ p }$ and $R _{ d }$ respectively, the correct statement is
- ✓$R_d=\sqrt{2} R_p$
- B$R _{ d }= R _{ p } / \sqrt{2}$
- C$R _{ d }= R _{ p }$
- D$R _{ d }=2 R _{ p }$