An electron is moving along positive x-axis. To get it moving on an anticlockwise circular path in x-y plane, a magnetic filed is applied
Text Solution
Verified by ExpertsThe correct answer is:
B
For the particle to move along anticlockwise path, force should be along 
. Velocity is along 
.
Now, 
In terms of unit vectors only,
or 
Clearly, 
.
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