Multiple choice

Using a magnetic field to create an electric current within a wire is known as:

  1. reverse currents

  2. current opposition

  3. electromagnetic transformation

  4. electromagnetic induction
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Electromagnetic induction is the process where a changing magnetic field induces an electric current in a conductor. The other terms are not standard scientific definitions for this phenomenon.

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