Which of the following things are used in simple doorbell
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The magnetic field generated by the electromagnet is then used to power a mechanism that creates the doorbell sound. Doorbells are low-voltage devices. An important part of a doorbell mechanism is the transformer.
Also edit the question by adding the things that need to be chosen......
Also edit the question by adding the things that need to be chosen......
anirudh9830:
Edit your question as well by adding the things that need to be chisen
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In a simple door bell electromagnetism is used
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