EC 8451- BIOT SAVART LAW and AMPERE CIRCUITAL LAW are derived from vector magnetic potential..the significance of vector magnetic potential is dealt too Anna University EC 8451 Electromagnetic field subject is completely covered in this channel. Important questions of Electromagnetic field subject are also given . This channel helps to cover Trb ECE polytechnic syllabus and supports aspirants for Trb polytechnic exam preparation. This channel is the answer for the Question of how to get passed in EMF in Anna University exam. Electromagnetic fields Anna University and electromagnetics TRB aspirants can get immense benefit from this channel Topic from unit 3 of EC 8451 Electromagnetic field is covered in this video #Majeethlectures #MajeethExplains #ec8451electromagneticfields #ec8451emfannauniversity #Amperecircuitallaw #Magnetostatics #biotsavartlaw #lorentzforceequation #magneticfield #magneticflux #vectormagneticpotential #magneticforcesandtorques #inductanceandinductors