minimum curvature
They are called the magnetic field lines.
Magnetic lines of force are called magnetic field lines.
The magnetic force on Earth is called Earth's magnetic field or also the geomagnetic field.
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magnetic
These magnetic disturbances are known as magnetic storms.
The space around a magnet where its magnetic influence can be felt is called the magnetic field. It is the region in which magnetic forces are experienced due to the presence of the magnet.
Magnetic rock is called Lodestone.
The area of magnetic force is called a magnetic field. It is a region around a magnet or current-carrying wire where magnetic forces are experienced.
Magnetic domains.
The speed of rotation of the magnetic field is called magnetic flux. It is a measure of the flow of a magnetic field through a particular area.
The area around a magnet where its magnetic force is felt is called the magnetic field.