Published by:
CGP EDU Academic Team
Published on: August 14, 2026
A beam of protons with velocity 
enters a uniform magnetic field of 0.3 tesla at an angle of 
to the magnetic field. Find the radius (in cm) of the helical path taken by the proton beam. (mass of proton 
.)
Text Solution
Verified by ExpertsThe correct answer is:
1.2
(1.2)
As, 
( component of velocity ⟂ to field is 
)
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