Answered: 4. A very long wire carrying current… | bartleby

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4. A very long wire carrying
current Iis shown in the
figure below. Find the
magnetic field at center o
of arc section with radius R.
Idl
I
RI
3\
2)

Expert Solution

Step 1

Given:

The answer is shown as:

Step 2

Carrying conductor is 1.

$B_{1}$ =0

Current Carrying Conductor is 2.

Arc of angle is $3 π / 2$ .

$B_{2} = \frac{μ_{o} I}{2 R} \frac{θ}{2 π} = \frac{μ_{o} I}{2 R} \frac{3 π / 2}{2 π} = \frac{3 μ_{o} I}{8 R}$

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