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Physics
Physics
Problem
A current carrying wire is bent as shown in the figure. The magnetic field at centre
O
O
O
of the semicircle will be. (Take
R
1
=
6
π
R_1 = 6\pi
R
1
=
6
π
m and
R
2
=
4
π
R_2 = 4\pi
R
2
=
4
π
m)
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