A proton beam enters a magnetic field of normally. If the specific charge of the proton is
and its velocity is
, then the radius of the circle described will be
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
D
When the proton beam enters the magnetic field normally, it describes a circular path of radius r given by
where is the specific charge of the proton and
is its velocity.
Here,
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