How to build a stonger Electro-Magnet

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The discussion focuses on improving an electromagnet that is overheating due to inadequate wire strength. Participants suggest using a ferromagnetic core, like iron, to enhance the magnetic field and recommend increasing current or wire turns to boost strength. Concerns about using a power supply instead of batteries are raised, highlighting the need for resistors to prevent overheating. Participants also discuss the importance of calculating resistance and power requirements for the circuit to ensure safety and efficiency. Overall, the conversation emphasizes practical solutions for optimizing electromagnet performance while managing heat and power supply issues.
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