Physics, asked by ffidSubhoA1061, 11 months ago

what do you mean by contact adjustment screw ​

Answers

Answered by anantkaushik14
3

Answer:

Contact screw completes the circuit in an electric bell. When the iron strip is in contact with screw,the current flows through the coil and it becomes an electromagnet. The hammer at one end of iron strip strikes the gong and bell is rung.

Explanation:

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