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Electromagnetism and Electronics (Theory)
Course Outcomes (COs):
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Course |
Learning outcome (at course level) |
Learning and teaching strategies |
Assessment Strategies |
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Course Code |
Course Title |
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24CPHY211 |
Electromagnetism and Electronics (Theory) |
CO21: Explain and evaluate the Gradient of a scalar quantity, Divergence and Curl of a vector quantity and to apply Poisson’s and Laplace’s equation to solve a variety of problems. CO22: Acquire the knowledge of magnetic forces and to calculate magnetic field due to current carrying conductors. CO23: Achieve an understanding of magnetostatics, the Maxwell’s equations and the role of displacement current. CO24: Design and Analyze Complex Electrical Networks, Apply Kirchhoff’s Laws and Utilize Network Theorems for Circuit Simplification. CO25: Explain the basics of semiconductors with its properties and articulate the understanding of Diodes . CO26: Contribute effectively in Course specific interaction. |
Approach in teaching: Interactive Lectures, Discussion, Power point presentation, guest lectures
Learning activities for the students: Self-learning assignments, Effective questions, Seminar presentation, Solving numericals. |
Class test, Semester end examinations, Quiz, Solving problems, Assignments, Presentations |
Partial derivatives, Gradient of a scalar function, Divergence and Curl of a vector field, Physical significance of divergence & curl and their expressions in Cartesian coordinates, Gauss divergence theorem, Stokes curl theorem, Laplacian operator, Poisson’s and Laplace’s equation.
Magnetic forces, Invariance of charge, Electric field measured in different frames of reference, Field of a point charge moving with constant velocity, Interaction between a moving charge and other moving charges. Ampere’s law in differential form, Magnetic Vector Potential, Poisson’s equation for vector potential, magnetic field due to a current carrying wire and deduction of Biot-Savart’s law.
Electric current due to an orbiting electron, Bohr Magneton, Orbital gyro magnetic ratio, Electron spin and spin magnetic moment, magnetic susceptibility, magnetic field caused by magnetized matter, Magnetization current, Free current its H field. Faraday’s laws of electromagnetic induction, its integral and differential form, Maxwell’s equations in differential and integral form.
Open and short circuits, Impedance, Admittance and Hybrid parameters of any four-terminal network, Kirchhoff’s laws, Mesh and Node analysis. Superposition theorem, Thevenin’s theorem, Norton’s theorem, Maximum power transformer theorem and Reciprocity theorem.
Electrons- free and valence. Conductors, Insulators, and Semiconductors- definition &energy band diagrams. Properties of semiconductors. Meaning of Hole current, electron-hole pairs, recombination, doping, acceptor and donor impurities. Intrinsic and Extrinsic, N and P-type semiconductors. Diode- formation, depletion region, Varistor and Thermistor- working and applications.
