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With the help of diagram, describe an activity to show that a current is set up in a closed loop when an external magnetic field passing through the loop increases or decreases. Name the phenomenon involved.

Posted by Amaya Chauhan 5 years, 10 months ago

CBSE > Class 10 > Science

1 answers

Meghna Thapar 5 years, 10 months ago

The phenomenon of generating an electric current in a circuit (coil) by changing the magnetic flux linked with it is called electromagnetic induction. The production of electricity from magnetism is known as electromagnetic induction. Let us move the wire AB upward rapidly between the poles of the horseshoe magnet. When the wire is moved up, there ia deflection in the galvanometer pointer shows a current is produced in the wire AB momentarily which causes the deflection in galvanometer.

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CBSE > Class 10 > Science