PHY110: Engineering Physics Notes & Study Material
This course enables students to understand the basic principles of physics to lay the foundation for engineering courses, covering topics such as lasers, optical fibers, quantum mechanics, and the physics of solids.
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Available Study Materials
Handwritten Notes & Slides
Unit-by-unit lecture summaries and handwritten notes from class toppers.
Previous Year Papers (PYQs)
LPU Mid-Term (MTE) and End-Term (ETE) questions with solutions.
Official Syllabus & CA Pattern
Course structure, credits, weightage, and continuous evaluation criteria.
Course Overview & Evaluation Scheme
PHY110 Unit-Wise Detailed Syllabus
Unit 1: Electromagnetic theory
scalar and vectors fields, concept of gradient, divergence and curl, Gauss theorem and Stokes theorem (qualitative), Poisson and Laplace equations, continuity equation, Maxwell electromagnetic equations (differential and integral forms), physical significance of Maxwell equations, Ampere Circuital Law, Maxwell displacement current and correction in Ampere Circuital Law
Unit 2: Lasers and applications
fundamentals of laser- energy levels in atoms, Radiation matter interaction, Absorption of light, spontaneous emission of light, stimulated emission of light, population of energy levels, Einstein A and B coefficients, metastable state, population inversion, resonant cavity, excitation mechanisms, Nd - YAG, He-Ne Laser, Semiconductor Laser, lasing action, properties of laser, applications of laser: holography
Unit 3: Fiber optics
fiber optics introduction, optical fiber as a dielectric wave guide, total internal reflection, acceptance angle, numerical aperture, relative refractive index, V-number, step index and graded index fibers, losses associated with optical fibers
Unit 4: Quantum mechanics
need of quantum mechanics, photoelectric effect, concept of de Broglie matter waves, wavelength of matter waves in different forms, Heisenberg uncertainty principle, concept of phase velocity and group velocity (qualitative), wave function and its significance, Schrodinger time dependent and independent equation, particle in a box, tunneling effect (Qualitative idea)
Unit 5: Solid state physics
free electron theory (Introduction), diffusion and drift current (qualitative), fermi energy, fermi-dirac distribution function, and theory of solids -formation of allowed and forbidden energy bands, concept of effective mass - electrons and holes, Hall effect (with derivation), semiconductors and insulators, fermi level for intrinsic and extrinsic semiconductors, direct and indirect band gap semiconductors, solar cell basics
Unit 6: Introduction to engineering materials
dielectric materials definition, dielectric constant, magnetic materials: dia, para, ferromagnetic materials, magnetic data storage, piezoelectric materials: direct and inverse piezoelectric methods, superconducting materials: properties, Meissner effect, Type I & Type II superconductors, applications
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What is the pass percentage & grading for PHY110?
Passing criteria follow LPU academic regulations with combined evaluation across Continuous Assessments, Attendance, and End-Term Examination.