JEE Main 2021 Physics question

A proton, a deuteron and an particle are moving with same momentum in a uniform magnetic field. The ratio of magnetic forces acting on them is and their speed is in the ratio.

• (A)1 : 2 : 4 and 2 : 1 : 1
• (B)2 : 1 : 1 and 4 : 2 : 1Correct
• (C)4 : 2 : 1 and 2 : 1 : 1
• (D)1 : 2 : 4 and 1 : 1 : 2