A particle of mass 
, charge 
and kinetic energy 
enters in a transverse uniform magnetic field of induction 
. After 3 seconds the kinetic energy of the particle will be
A
B
C
D
2T.
Text Solution
Verified by ExpertsThe correct answer is:
A
When a charged particle having a given 
., 
enters in a field of magnetic induction, which is perpendicular to its velocity, it takes a circular trajectory. It does not increase in energy, therefore 
is the 
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