PhysicsMedium116×since 2002Q7757A deuteron and an alpha particle having equal kinetic energy enter perpendicularly into a magnetic field. Let r_d and r_α\alphaα be their respective radii of circular path. The value of rdrα{{{r_d}} \over {{r_\alpha }}}rαrd is equal to :A1B2C2\sqrt 22D12{1 \over {\sqrt 2 }}21Check answerSkip