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
![Obtain an expression for magnetic flux density B at the center of a circular coil of radius R, having N turns and carrying a current $I$. Obtain an expression for magnetic flux density B at the center of a circular coil of radius R, having N turns and carrying a current $I$.](https://www.vedantu.com/question-sets/d32d0ad8-2d88-4af7-bfee-dc37b1372ab2959594232449431668.png)
Obtain an expression for magnetic flux density B at the center of a circular coil of radius R, having N turns and carrying a current $I$.
![electromagnetism - Magnetic flux linkage of a solenoid is equal to BAN, but what is A representing? - Physics Stack Exchange electromagnetism - Magnetic flux linkage of a solenoid is equal to BAN, but what is A representing? - Physics Stack Exchange](https://i.stack.imgur.com/fU5BM.png)
electromagnetism - Magnetic flux linkage of a solenoid is equal to BAN, but what is A representing? - Physics Stack Exchange
![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)