Engineering B.Tech A mix of engineering and physics called physics. It attempts to instruct students on how to use physics concepts to address engineering issues. Any engineering student should take this course since it gives them a solid foundation in physics, which is important for many different engineering specialties.
Engineering B.Tech Because it gives students a solid foundation in physics, which is needed in many technical areas, physics is important. As a crucial skill for any engineer, the course also teaches students how to use physics concepts to solve engineering challenges.
Course Objectives:
1. Build a Solid Foundation in Physics: The course’s objective is to provide students a thorough knowledge of physics’ foundational ideas. This covers electromagnetic, thermodynamics, quantum mechanics, classical mechanics, statistical mechanics, and waves/optics. Students will have the skills needed to solve engineering challenges once they have mastered these fundamental concepts.
2. Apply Physics to Engineering: The course has a strong emphasis on applying Physics to Engineering. Students use the fundamental physics laws and concepts to analyse and resolve engineering challenges. They may therefore bridge the gap between theory and practise and foster an attitude for addressing problems as a result.
UNIT 1:
Module 1: Wave nature of particles and the Schrodinger equation (8 lectures) Introduction to Quantum mechanics, Wave nature of Particles, operators ,Time-dependent and timeindependent Schrodinger equation for wavefunction, Application: Particle in a One dimensional Box, Born interpretation, Free-particle wavefunction and wave-packets, vg and vp relation Uncertainty principle.
UNIT 2:
Module 2: Wave optics (8 lectures) Huygens’ principle, superposition of waves and interference of light by wave front splitting and amplitude splitting; Young’s double slit experiment, Newton’s rings, Michelson interferometer, MachZehnder interferometer.
Farunhofer diffraction from a single slit and a circular aperture, the Rayleigh criterion for limit of resolution and its application to vision; Diffraction gratings and their resolving power.
UNIT 3:
Module 3: Introduction to solids (8 lectures) Free electron theory of metals, Fermi level of Intrinsic and extrinsic, density of states, Bloch’s theorem for particles in a periodic potential, Kronig-Penney model(no derivation) and origin of energy bands. V-I characteristics of PN junction, Zener diode, Solar Cell, Hall Effec .
UNIT 4:
Module 4: Lasers (8 lectures) Einstein’s theory of matter radiation interaction and A and B coefficients; amplification of light by population inversion, different types of lasers: gas lasers ( He-Ne, CO2), solid-state lasers(ruby, Neodymium),Properties of laser beams: mono-chromaticity, coherence, directionality and brightness, laser speckles, applications of lasers in science, engineering and medicine. Introduction to Optical fiber, acceptance angle and cone, Numerical aperture, V number, attenuation.
UNIT 5:
Module 5: Electrostatics in vacuum (8 lectures) Calculation of electric field and electrostatic potential for a charge distribution; Electric displacement, Basic Introduction to Dielectrics, Gradient, Divergence and curl,Stokes’ theorem, Gauss Theorem, Continuity equation for current densities; Maxwell’s equation in vacuum and non-conducting medium; Poynting vector.
