Consider a circular loop that is uniformly charged and has a radius 
. Find the position along the positive 
-axis of the cartesian coordinate system where the electric field is maximum if the ring was assumed to be placed in 
plane at the origin :
A
B
C
0
D
a
Text Solution
Verified by ExpertsThe correct answer is:
D
Electric field on axis of charged circular ring :
For 
to be maximum we have 
Given that : 
So, 
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