This book has been conceptualized as per the recommended National Education Policy (NEP) 2020 and as per syllabus prescribed by University of Jammu for B. Sc. Students of Physics for the Second Semester. The textbook begins with coverage on Scalar and Vector Fields, Gauss's Divergence Theorem and Stokes Theorem. Starting from the Concept of Electric Field, Relation between Electric Intensity and Electric Potential, Electric Flux, Faraday and Lenz's Law, Electric Dipole and Gauss's Law of Electrostatics are discussed in detail. Electric and Magnetic Fields in Matter, Polarization Vector, Magnetostatics and Time Varying Electromagnetic Fields are incorporated in detail with suitable examples.