Are there any equations in identifying the magnetic flux density of a ferromagnetic magnet at a certain distance (for example, a neodymium magnet has a magnetic flux density of 5.31 miliTesla at
![Magnetism & Electromagnetism - 7.2.2 Fleming's Left Hand Rule (HT only) (GCSE Physics AQA) - Study Mind Magnetism & Electromagnetism - 7.2.2 Fleming's Left Hand Rule (HT only) (GCSE Physics AQA) - Study Mind](https://studymind.co.uk/wp-content/uploads/2022/07/2-14.png)
Magnetism & Electromagnetism - 7.2.2 Fleming's Left Hand Rule (HT only) (GCSE Physics AQA) - Study Mind
![Calculate magnetic flux density of the magnetic field at the centre of a circular coil of 50 tunrs, having radius of 0.5 m and carrying a current of 5 A. Calculate magnetic flux density of the magnetic field at the centre of a circular coil of 50 tunrs, having radius of 0.5 m and carrying a current of 5 A.](https://i.ytimg.com/vi/9OnWFZe53c4/maxresdefault.jpg)