a circular wire loop of radius r carries a total charge q distributed uniformly over its length
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Total charge given for loop = q.
Charge per unit length = q/2*pi*R
for dl element,
dq = qdl/2*pi*a.
Net electricf field at center due to that small length and reaining is:
0 = E + kdq/r^2
thus just put dq value now.
Charge per unit length = q/2*pi*R
for dl element,
dq = qdl/2*pi*a.
Net electricf field at center due to that small length and reaining is:
0 = E + kdq/r^2
thus just put dq value now.
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