Build a Homopolar Motor in 1 Week - Magnet & Screw Tips

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SUMMARY

This discussion focuses on building a homopolar motor within a week, emphasizing the necessity of using a neodymium magnet and a ferromagnetic screw. Participants confirm that Amazon is a viable source for purchasing neodymium magnets. The conversation also highlights the simplicity of constructing a homopolar motor compared to a DC motor, which is often preferred due to its alignment with Faraday's law of electromagnetic induction.

PREREQUISITES
  • Understanding of homopolar motor principles
  • Knowledge of neodymium magnets and their properties
  • Familiarity with ferromagnetic materials
  • Basic concepts of Faraday's law of electromagnetic induction
NEXT STEPS
  • Research the specifications and types of neodymium magnets
  • Explore the properties of ferromagnetic screws
  • Learn about the construction process of homopolar motors
  • Investigate the principles of DC motors and their applications
USEFUL FOR

Hobbyists, educators, and students interested in physics and engineering, particularly those looking to build simple electric motors and understand electromagnetic principles.

Qube
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I have 1 week to build a motor.

I'm looking at building a homopolar motor.

I know I need a magnet. But does it have to be a neodymium one? And is Amazon a good place for such magnets?

And does the screw have to be a ferromagnetic one?

And if anyone has built such a motor, some hints and tips would be appreciated :D!
 
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I don't really know much about building motors because it's crazy to build one when you can buy whichever one you need. So I guess my really only useful commentary is that you may be able to make a DC motor a lot easier, it's a classic because of the application to faraday's law.
 

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