BPHYE102/202 Physics for EEE Stream
BPHYE102/202 Physics for EEE Stream

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Module - 1

Quantum Mechanics

 de Broglie Hypothesis and Matter Waves, de Broglie wavelength and derivation of expression by analogy, Phase Velocity and Group Velocity, Heisenberg’s Uncertainty Principle and its application (Non existence of electron inside the nucleus-Non Relativistic), Principle of Complementarity, Wave Function, Time independent Schrödinger wave equation, Physical Significance of a wave function and Born Interpretation, Expectation value, Eigen functions and Eigen Values, Particle inside one dimensional infinite potential well, Waveforms and Probabilities. Numerical Problems

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Module - 2

Electrical Properties of Solids

Conductors

 Quantum Free Electron Theory of Metals: Assumptions, Fermi-energy, Fermi factor, Variation of Fermi Factor with Temperature and Energy, Mention of expression for electrical conductivity. Dielectric Properties: Polar and non-polar dielectrics, Electrical Polarization Mechanisms, internal fields in solids, Clausius-Mossotti equation (Derivation), Solid, Liquid and Gaseous dielectrics. Application of dielectrics in transformers, Capacitors, Electrical Insulation. Numerical Problems. 

Superconductivity

 Introduction to Superconductors, Temperature dependence of resistivity, Meissner Effect, Critical Field, Temperature dependence of Critical field, Types of Super Conductors, BCS theory (Qualitative), High Temperature superconductivity, SQUID, MAGLEV, Numerical problems. Pre-requisites: Classical Free Electron Theory Self-learning: Dielectrics Basics

Module - 3

Lasers and Optical Fibers

Lasers

 Characteristics of LASER, Interaction of radiation with matter, Expression for Energy Density and its significance. Requisites of a Laser System. Conditions for Laser action. Principle, Construction and Working of Carbon Dioxide Laser. Application of Lasers in Defense (Laser range finder) and Laser Printing. Numerical Problems

 Optical Fibers

 Total Internal Reflection, Propagation mechanism, Angle of Acceptance, Numerical Aperture, Fractional Index Change, Modes of Propagation, Number of Modes and V Number, Types of Optical Fibers. Attenuation and Mention of Expression for Attenuation coefficient, Attenuation Spectrum of an Optical Fiber with Optical Windows. Discussion of Block Diagram of Point to Point Communication, Intensity based Fiber Optic Displacement Sensor, Merits and Demerits, Numerical problems. Pre-requisite: Properties of light Self-learning: Total Internal Reflection

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Module - 4

Maxwell’s Equations and EM waves

Maxwell’s Equations

Fundamentals of Vector Calculus. Divergence and Curl of Electric field and Magnetic field (static), Gauss’ divergence theorem and Stoke’s theorem. Description of laws of Electrostatics, Magnetism, Faraday’s laws of EMI, Current Density, Equation of Continuity, Displacement Current (with derivation), Maxwell’s equations in vacuum, Numerical Problems 

EM Waves

 The wave equation in differential form in free space (Derivation of the equation using Maxwell’s equations), Plane Electromagnetic Waves in vacuum, their transverse nature. 

Module - 5

Semiconductors and Devices

Fermi level in Intrinsic & Extrinsic Semiconductor, Expression for concentration of electrons in conduction band & holes concentration in valance band (only mention the expression),Relation between Fermi energy & Energy gap in intrinsic semiconductors(derivation), Law of mass action, Electrical conductivity of a semiconductor (derivation), Hall effect, Expression for Hall coefficient (derivation) and its application. Photo-diode and Power responsivity, Construction and working of Semiconducting Laser, Four probe method to determine resistivity, Phototransistor, Numerical problems. 

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