Problem: A steady current I is flowing through a straight wire of finite length.Part AFind B1, the magnitude of the magnetic field generated by this wire at a point P located a distance x from the center of the wire. Assume that at P the angle subtended from the midpoint of the wire to each end is θm as shown in the diagram (Figure 1).

FREE Expert Solution

The magnetic field at point P due to a finite wire carrying current:

B=μ0i4πr(sin ϕ1+sinϕ2)

In this problem:

Φ1 = θm

Φ2 = θm

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Problem Details

A steady current I is flowing through a straight wire of finite length.


Part A

Find B1, the magnitude of the magnetic field generated by this wire at a point P located a distance x from the center of the wire. Assume that at P the angle subtended from the midpoint of the wire to each end is θm as shown in the diagram (Figure 1).


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What scientific concept do you need to know in order to solve this problem?

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