Question

what is working of electric bell

Answer 1

An electric bell contains an electromagnet, consisting of coils of insulated wire wound round iron rods. When an electric current flows through the coils, the rods become magnetic and attract a piece of iron attached to a clapper. The clapper hits the bell and makes it ring.

Answer 2

An electric bell contains an electromagnet, consisting of coli's of insulated wire wound rounds iron rods. The clapper hits the bell and make it ring.

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