Question
Electric bell works on the heating effect of electric current.
Answer: Option B
:
B
Electric bell works on the magnetic effect of electric current. An electric bell consists of an electromagnet, a striker and a gong. When the circuit is closed, the electromagnet attracts the striker towards it. The striker hits the gong and produces a sound.
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:
B
Electric bell works on the magnetic effect of electric current. An electric bell consists of an electromagnet, a striker and a gong. When the circuit is closed, the electromagnet attracts the striker towards it. The striker hits the gong and produces a sound.
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