As the current passing through a conductor increases, what happens to the magnetic flux surrounding the wire?

Prepare for the ATandamp;T Technical Knowledge (TKT) II Exam. Use flashcards and multiple-choice questions, each with hints and explanations. Excel on your test!

When the current flowing through a conductor increases, the magnetic flux surrounding the wire also increases. This phenomenon is rooted in one of the fundamental principles of electromagnetism, specifically Ampere’s law, which states that the magnetic field generated around a conductor is directly proportional to the current passing through it.

As more current flows, the magnetic field produced becomes stronger, which leads to an increase in the magnetic flux. Magnetic flux is defined as the total magnetic field passing through a given area, and since the strength of the magnetic field is related to the amount of current, it follows that an increase in current results in an increased magnetic flux surrounding the conductor. This relationship is crucial in understanding various applications in electric motors, transformers, and other electromagnetic devices.

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