What is the porpose of having electromagnet in an electric bell?
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2
Answer:
It creates a magnetic field that attracts the iron arm of the clapper, pulling it over to give the bell a tap. This opens a pair of electrical contacts (T) attached to the clapper arm, interrupting the current to the electromagnet
Answered by
1
Answer:
It creates a magnetic field that attracts the iron.arm of the clapper , pulling it over to give the bell a tap. This opens a pair of electrical contacts (T) attached to the clapper arm, interrupting the current to the electromagnet.
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