Magnetism
The magnetic domains of a permanent magnet are aligned even when the magnet is.
What is not near another Magnetic Field?
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A force of attraction or repulsion between the poles of two magnets.
What is Magnetic Force?
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A magnet created by wrapping a current-carrying wire around a ferromagnetic core.
What is Electromagnet?
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A device that uses a magnetic field to transform mechanical energy to electric energy.
What is an Electric Generator?
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Regardless of their shape and size all magnets have.
What is certain things in common?
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A magnetic core within a current-carrying wire coil is.
What is Electromagnet?
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Any object that attracts the metal iron.
What is Magnet?
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An electric current in a wire produces a magnetic field around the wire.
What is Electron Flow?
A electric current that flows in one direction.
What is Direct Current?
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A magnet's magnetic field can be represented by line which are called.
What is Magnetic Field Lines?
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Alternating attraction and repulsion between a permanent magnet and an electromagnet causes and electric motor to.
What is Rotate?
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A material that is strongly attracted to a magnet.
What is Magnetic Material?
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What happens when an electric current is supplied to the motor, the unlike poles of the permanent magnet and electromagnet attract each other, causing the motor to begin to turn.
What is Unlike Pole Attract?
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A shaft with a set of blades that spins when a stream of pressurized fluid strikes the blades.
What is a Turbine?
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Earth's magnetic field protects Earth from charged particles from the.
What is Sun?
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Electric generators transform mechanical energy into.
What is Electric Energy?
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A magnet that remains a magnet after being removed from another magnetic field.
What is Permanent Magnet?
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A device that uses an electric current to produce motion.
What is Electric Motor?
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This is produced when a wire coil passes through a magnetic field.
What is an Electric Current?
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A magnetic field of a coil causes a ferromagnetic core to become a.
What is Magnet?
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A magnetic field can produce an electric current, and an electric current produces a.
What is Magnetic Field?
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A region in a magnetic material in which the magnetic fields of the atoms all point in the same direction.
What is Magnetic Domain?
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A current carrying wire is surrounded by.
What is a Magnetic Field?
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A device that changes the voltage age of an alternating current.
What is Transformer?
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A generator produces an electric current as its wire coils rotate through a.
What is Magnetic Field?
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