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Question
An electric bell works on the principle of
An electric bell works on the principle of
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Solution
The correct option is B magnetic
The electric bell works on the principle of magnetic effect of electric current. The electromagnet involved in the electric bell equipment is magnetised and demagnetised frequently thereby helping the mechanism of the bell to produce the ringing sound.
The electric bell works on the principle of magnetic effect of electric current. The electromagnet involved in the electric bell equipment is magnetised and demagnetised frequently thereby helping the mechanism of the bell to produce the ringing sound.
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