Magnetic field lines

Definition

Magnetic field lines are visual representations of the direction and strength of a magnetic field. They show how a compass needle would align at different points in space.

Related terms

Flux density (B): Flux density (B) measures the strength of a magnetic field at any given point.

Solenoid:

A solenoid is a long coil of wire that produces a uniform magnetic field when an electric current passes through it.

Faraday's Law of Electromagnetic Induction: Faraday's Law of Electromagnetic Induction states that changing magnetic fields induce an electromotive force (emf) in nearby conductors.