CBSE Class 12-science Answered
A proton and an alpha particle enter a uniform magnetic field perpendicularly with the same speed. How many times is the time period of the alpha particle than that of the proton? Also find the ratio of the radii of the circular path of the two particles?
Asked by Topperlearning User | 19 May, 2015, 03:30: PM
Expert Answer
Time period of revolution is given as,
Let mp = mass of the proton
mα = mass of the alpha particle.
qp = charge of the proton
qα = charge of the alpha particle.
For proton: time period,
For alpha particle: time period,
=>
As
So,
Therefore,
=>
Answered by | 19 May, 2015, 05:30: PM
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