what is biots savarts law discribe
Biot-Savart law is a law of Magnetostatics which relates the Magnetic field generated by the constant current. It gives a vector equation under integral sign to calculate magnetic field while current is flowing in different systems like a wire(1-D),sheet(2-D) or a sphere (3-D).
You may go through any standard text book to know more about this law. I hope this helps you. Have a great day!





