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An electromagnet, a coil of wire round a magnetic core. An electric current in the wire produces a magnetic field round the core, which contains energy which could be used to lift a load.
The current produces the magnetic field; such a magnet is called an electromagnet.
core
The Moon has a solid core, and therefore has no magnetic field or poles.
A changing magnetic field always produces an electric field, and conversely, a changing electric field always produces a magnetic field. This interaction of electric and magnetic forces gives rise to a condition in space known as an electromagnetic field.
The earth's outer core produces the magnetic field.
Its molten iron core.
The outer liquid core produces the strong magnetic field of the Earth, through the dynamo effect.
It produces earth's magnetic field.
Its molten iron core.
The convection in the outer core, along with rotation of Earth that causes rotation of the outer core, initiates a flow of electric current in the core. This flow of current within the core produces and sustains Earth's magnetic field.
Yes, The movement of electrical charges produces a magnetic field
Since the earth's core produces a magnetic field, it has a major effect on the climate. The magnetic field keeps the dangerous rays of the sun away from the earth making it much more habitable by all creatures.
An electromagnet, a coil of wire round a magnetic core. An electric current in the wire produces a magnetic field round the core, which contains energy which could be used to lift a load.
The deflection of a magnetic compass in the presence of an electric current, is evidence that an electric current produces a magnetic field.
It is the source of earth's magnetic field, which produces an extremely important shield against harmful solar radiation.
It is the source of earth's magnetic field, which produces an extremely important shield against harmful solar radiation.