Physics · Electromagnetism
Electromagnetic braking in a copper pipe
Time a magnet falling through copper, aluminium and plastic pipes and show how eddy currents slow it.
- Intermediate
- 2–7 days
- 250–500
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Electromagnetism projects 3
Electromagnetism projects in Physics, each with materials, steps and what result to expect.
3 Physics projects
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Physics · Electromagnetism
Build a homopolar motor and measure what changes its speed
Make the simplest electric motor from a cell, a magnet and wire, then test how magnets change its speed.
- Easy
- 1–3 hours
- Under 250
Physics · Electromagnetism
Build a simple DC generator and light an LED
Wind a coil, spin magnets inside it and measure the voltage you generate.
- Intermediate
- 2–7 days
- 250–500
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