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Electromagnets

Boojho made a...

Question

Question 16

Boojho made an electromagnet by winding 50 turns of wire over an iron screw. Paheli also made an electromagnet by winding 100 turns over a similar iron screw. Which electromagnet will attract more pins? Give reason.

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Solution

Paheli’s electromagnet will attract more pins as it has more number of turns of wire on it and thus a stronger electromagnet.

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