Magnetic Field Produced by Straight Currents Video Lessons

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Problem: Four current carrying wires are arranged in the corners of a square as shown in the picture.Magnetic field in the center of the square is directed towards:

FREE Expert Solution

Magnetic field around a wire carrying current:

B=μ0i2πr

Right-hand rule: Thumb points in the direct current, fingers curl in the direction of the magnetic field. 

At the center of the square, r from each wire is equal. However, the current in each wire is different.

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Problem Details

Four current carrying wires are arranged in the corners of a square as shown in the picture.

Magnetic field in the center of the square is directed towards:

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Based on our data, we think this problem is relevant for Professor Perevalova's class at MTSU.