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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > An electron and a proton are moving on straight parallel paths with same velocity. They enter a semi- infinite region of uniform magnetic field perpendicular to the velocity . which of the following statements is/ are true ?

An electron and a proton are moving on straight parallel paths with same velocity. They enter a semi- infinite region of uniform magnetic field perpendicular to the velocity . which of the following statements is/ are true ?

a deuteron and an α- particle having the same kinetic energy are moving in circular trajectors in a constant magnetic field. If rp A proton rd and rα denote respectively the radii of the trajectories of these particles then . which one of the following relation is correct ?