Question

1. describe what does an electric current through a wire produce? what affects the strength of what is produced?

Explanation:

When an electric current passes through a wire, it produces a magnetic field around the wire. This is based on the principle of electromagnetism. The strength of the magnetic field produced is affected by two main factors:

• The amount of electric current flowing through the wire: A larger current results in a stronger magnetic field.
• The number of turns in a coil (if the wire is coiled). For a solenoid (a coil of wire), more turns mean a stronger magnetic field for a given current.

Answer:

An electric current through a wire produces a magnetic field. The strength of this magnetic field is affected by the amount of current (more current = stronger field) and, if the wire is coiled, the number of turns in the coil (more turns = stronger field for the same current).