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Physics
Physics
Problem
A charge
q
q
q
is spread uniformly over an insulated loop of radius
r
r
r
. If it is rotated with an angular velocity
ω
\omega
ω
with respect to normal axis then the magnetic moment of the loop is a.
1
2
q
ω
r
2
\frac{1}{2} q\omega r^2
2
1
q
ω
r
2
b.
4
3
q
ω
r
2
\frac{4}{3} q\omega r^2
3
4
q
ω
r
2
c.
3
2
q
ω
r
2
\frac{3}{2} q\omega r^2
2
3
q
ω
r
2
d.
q
ω
r
2
q\omega r^2
q
ω
r
2
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