Answer: Google: An electric bell is a mechanical or electronic bell that functions by means of an electromagnet. ... When an electric current flows through the coils, the electromagnet creates a magnetic field which pulls the armature towards it, causing the hammer to strike the bell.
In my words: An electric bell works with a function of electromagnet. When the electric current flows into the coils, the electromagnet makes a magnetic field that brings the aemature towards the magnentic feild. When this happend this cause the hammer to hit the bell. And this is how an electric bell works.
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