Science, asked by khushwardhan998877, 11 months ago

working model of a railway signal is shown below. It uses an electromagnet. Explain
its working with the help of the diagram.
Cardboard signal
Thread
Iron nail
-Cou

Answers

Answered by macs45
1

Answer:

Read this you can find the answers

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Answered by janardansinghjee
0

Answer:

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