Electro magnetic fields will be explained as per btech curriculum. Static field theory ,in which electro Statics and magneto Statics will be explained, time varying field theory ,in which faradys law and inconsistency of amperes law will be explained in detail. Coulombs law and applications,gauss law and applications , electric potential, relation between E and V, Maxwell equations for static fields , Maxwell equations for time varying fields, boundary conditions ,which include dielectric dielectric boundary conditions and dielectric conductor boundary conditions will be explained, capacitors and types , inductors and types , amperes law , non existence of magnetic monopole, gauss law and applications , conservative nature of electric field, poissons and Laplace equations, boundary value problems, method of images, electric field due to line charge , surface charge ,volume charge and point charge will be explained, magnetic fields due to line current ,surface current and volume current will be explained in detail in this course curriculum.