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# Electric and Magnetic Field Problem

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Four charges are moving with constant velocity v along the sides of a square as it is shown in attached the diagram. The side length is a. Determine the magnitude and direction of electric and magnetic fields by these charges at an instant when they are exactly in the middle between two consequent corners.

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https://brainmass.com/physics/electricity-magnetism/electric-magnetic-field-problem-69725

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Four charges are moving with constant velocity v ...

#### Solution Summary

This explains an electric and magnetic field problem. The magnitude and direction of electric and magnetic fields by these charges are determined.

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