explain Construction & working of electric bell
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An electric bell is constructed by the gong, a soft iron rod, an electromagnet and a contact screw. ... Through the coils when electric current flows the magnetic field is created by the electromagnet which pulls the armature towards it which causes the hammer striking the bell.
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The bell is a cup-shaped device made of metal. A soft iron strip works as a small hammer.
Working: When current is passed through the circuit, the electromagnet acts like a magnet and attracts the iron strip. The iron strip(hammer), being elastic, strikes the bell.
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