MHT CET Physics question

Physics Moving Charges and Magnetism MHT CET

A proton and an alpha particle center in a uniform magnetic field with the. Same velocity. The period of rotation of the alpha particle will be

(A)Four times that of the proton
(B)Two times that of the protonCorrect
(C)Three times that of the proton
(D)Same as that of the proton

Answer: (B)

Solution

; for the -particle , so its period is

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Question ID VK-078539