Question
The phenomenon in which a changing current in a coil induces an emf in itself is called
The phenomenon in which a changing current in a coil induces an emf in itself is called
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Solution
The correct option is B Self induction
The change in magnetic flux due to the flow of an alternating current in a solenoid will generate a back emf in the same solenoid in a direction opposite to that applied to it. This phenomenon is called self induction.
The change in magnetic flux due to the flow of an alternating current in a solenoid will generate a back emf in the same solenoid in a direction opposite to that applied to it. This phenomenon is called self induction.
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