![Energies | Free Full-Text | Modelling and Measurement of a Moving Magnet Linear Motor for Linear Compressor Energies | Free Full-Text | Modelling and Measurement of a Moving Magnet Linear Motor for Linear Compressor](https://www.mdpi.com/energies/energies-13-04030/article_deploy/html/images/energies-13-04030-g001.png)
Energies | Free Full-Text | Modelling and Measurement of a Moving Magnet Linear Motor for Linear Compressor
A magnet NS is suspended from a spring and when it oscillates, the magnet moves in and out of the coil C . The coil is connected to a galvanometer G .
![Vettoriale Stock Magnetic North Pole drift, political map. The North Magnetic Pole of Earth moves over time, according to magnetic changes in the core, across Canadian Arctic, over Arctic Ocean towards Siberia. Vettoriale Stock Magnetic North Pole drift, political map. The North Magnetic Pole of Earth moves over time, according to magnetic changes in the core, across Canadian Arctic, over Arctic Ocean towards Siberia.](https://as1.ftcdn.net/v2/jpg/04/19/64/26/1000_F_419642617_gPTc8Il9LsBztjWagnrAm8Wrhj1PEDhk.jpg)