Electricity and Magnetism
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5 Terms
What is AC current
AC current, or alternating current, is an electric current that changes its magnitude and polarity over time, allowing transmission of electricity over long distances.
What is AC current obtained from and also give examples
Ac current is obtained from AC generators and dynamo
examples are refrigerators, washing machines,
What is DC current obtained from and also give examples
Dc current is obtained from DC generator, cells, batteries
Example: smartphones, laptop, flashlight, EV
What is magnetic field
Magnetic field is the area till where the magnet can attract magnetic objects or till where the power of the magnet can be felt
What is magnetic flux
the measurement of area when an obj is passed through the magnetic field
