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Byju's Answer
Standard X
Physics
Magnetic Field Due to a Straight Current Carrying Conductor
Find the magn...
Question
Find the magnetic field strength B of an infinite plane carrying a current of linear density J (small at all points).
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Solution
Applying Ampere Circuital Law in the loop:
∫
B
⋅
d
l
=
μ
0
J
(
l
)
⟹
B
(
2
l
)
=
μ
0
J
l
⟹
B
=
μ
0
J
2
The magnetic field intensity is horizontal and parallel to the plane.
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