Figure 3. The effect of coil length on the magnetic force between the coil and the magnet

From

Magnetic Force Calculation between Magnets and Coils

Ali Jebelli, Arezoo Mahabadi, Mustapha C. E. Yagoub, Hicham Chaoui

International Journal of Physics. 2020, 8(2), 71-80 doi:10.12691/ijp-8-2-5