What is the function of an electromagnet in an electric doorbell?
It acts as a switch to open the circuit.
It acts as a switch to close the circuit.
It repels a metal striker, which then pulls away from the bell.
It attracts a metal striker, which then hits the bell.
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Answer:
when we press the switch it bangs to the bell with help of hammer and electromagnet do rest of the part
Answered by
2
Answer:
it's A.) It acts as a switch to open the circuit.
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