What are Eddy currents ? Describe the ways in which they are used to advantage.
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When a conductor is placed in a charging magnetic field then the induced current developed there is called eddy current
APPLICATIONS
car speedometer
Induction furnace
Induction motors
Electro magnetic damping
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The eddy currents generated in the metals produce high temperatures sufficient to melt it. v Analogue energy meters : Concept of eddy currents is used in energy meters to record the consumption of electricity. Aluminium disc used in these meters get induced due to varying magnetic field.
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