![Amazon.com: Gikfun Copper Magnetic Levitation Coil with Iron Core for Arduino DIY (Pack of 3pcs) EK1909 : Electronics Amazon.com: Gikfun Copper Magnetic Levitation Coil with Iron Core for Arduino DIY (Pack of 3pcs) EK1909 : Electronics](https://m.media-amazon.com/images/I/71ppcIIBu2L.jpg)
Amazon.com: Gikfun Copper Magnetic Levitation Coil with Iron Core for Arduino DIY (Pack of 3pcs) EK1909 : Electronics
![GCSE PHYSICS - Electromagnetism - Coil - Magnetic Field Strength - Soft Iron - Steel - GCSE SCIENCE. GCSE PHYSICS - Electromagnetism - Coil - Magnetic Field Strength - Soft Iron - Steel - GCSE SCIENCE.](https://www.gcsescience.com/magnetic-field-coil-wire.gif)
GCSE PHYSICS - Electromagnetism - Coil - Magnetic Field Strength - Soft Iron - Steel - GCSE SCIENCE.
![Amazon.com: 10m Magnet Wire 0.5mm Enameled Copper Wire Magnetic Coil Winding for Making Electromagnet Motor Model : Industrial & Scientific Amazon.com: 10m Magnet Wire 0.5mm Enameled Copper Wire Magnetic Coil Winding for Making Electromagnet Motor Model : Industrial & Scientific](https://m.media-amazon.com/images/I/51jlS9fWNnL.jpg)
Amazon.com: 10m Magnet Wire 0.5mm Enameled Copper Wire Magnetic Coil Winding for Making Electromagnet Motor Model : Industrial & Scientific
![Magnetic field of a current-carrying coil. Electromagnetic coil, conductor, made of a copper wire spiral. In the helix the field lines are parallel and directed from north to south pole. Illustration. Stock Magnetic field of a current-carrying coil. Electromagnetic coil, conductor, made of a copper wire spiral. In the helix the field lines are parallel and directed from north to south pole. Illustration. Stock](https://as1.ftcdn.net/v2/jpg/01/19/26/08/1000_F_119260871_mhhO2ym1xmQXgVEYJfyHtT9Z9Y14SEs4.jpg)