Two positive point charges each of magnitude 
are fixed at positions A & B at a separation 
. A negatively charged particle of mass 
gm and charge of magnitude 
is revolving in a circular path of radius 4 m in the plane perpendicular to the line AB and bisecting the line AB. Neglect the effect of gravity. Find the angular velocity of the particle.
A
200 
B
400 
C
250 
D
100 
Text Solution
Verified by ExpertsThe correct answer is:
B
Net force on 
towards the centre,
For particle to move in circle
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