Question

What is electromagnetic induction?​

Answer 1

Explanation:

Electromagnetic induction

Suppose while shopping you go cashless and your parents use cards. The shopkeeper always scans or swipes the card. Shopkeeper does not take a photo of the card or tap it. Why does he swipe/scan it? And how does this swiping deduct money from the card? This happens because of the ‘Electromagnetic Induction’.

Answer 2

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Electromagnetic induction

The phenomenon of generation of an electric current in a circuit by changing the magnetic flux linked with it is called electromagnetic induction