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10 questions
a region where a magnetic force can be detected. (a)
a device that converts electrical energy into mechanical energy. (a)
a coil that has a soft iron core and that acts as a magnet when an electric current is in the coil. (a)
the process of creating a current in a circuit by changing the magnetic field. (a)
one of two points, such as the ends of a magnet, that have opposing magnetic qualities. (a)
A group of atoms that has all like poles pointing in the same direction are called
magnetic forces
magnetic fields
magnetic domains
magnetic poles
An electric current that continually reverses direction over time is known as a(n)
direct current
alternating current
simple current
Transformer transforms _________ from primary to secondary.
Only Current
Only Voltage
Both Voltage and Current
Generators generate
electricity
mechanical energy
heat
chemical energy
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