BT-201 Engineering Physics Notes
5 notes for Engineering Physics, unit by unit.
Notes for BT-201
- Unit 1 · Short notes Wave nature of particles and the Schrödinger equation Introduction to quantum mechanics · Wave nature of particles · Operator formalism · Time‑dependent Schrödinger equation · Time‑independent Schrödinger equation · Particle in a one‑dimensional box
- Unit 2 · Short notes Wave optics Huygens’ principle · Superposition of waves · Interference of light: Young’s double‑slit experiment, Newton’s rings, Michelson interferometer, Mach‑Zehnder interferometer · Fraunhofer diffraction from a single slit and a circular aperture · Rayleigh criterion for resolution and its application to vision · Diffraction gratings and their resolving power
- Unit 3 · Short notes Introduction to solids Free‑electron theory of metals · Fermi level for intrinsic and extrinsic semiconductors · Density of states · Bloch’s theorem for electrons in a periodic potential · Kronig‑Penney model (conceptual overview) · Origin of energy bands in solids
- Unit 4 · Short notes Lasers Einstein A and B coefficients for matter‑radiation interaction · Population inversion and optical amplification · Gas lasers: He‑Ne, CO₂ · Solid‑state lasers: ruby, Nd‑based lasers · Laser beam properties: monochromaticity, coherence, directionality, brightness · Laser speckles and applications in science, engineering, and medicine
- Unit 5 · Short notes Electrostatics in vacuum Electric field and electrostatic potential for various charge distributions · Electric displacement vector · Basic concepts of dielectrics · Vector calculus operators: gradient, divergence, curl · Stokes’ theorem · Gauss’ theorem
More for BT-201
Other 2nd semester EX subjects
- BT-202 Mathematics II
- BT-203 Basic Mechanical Engineering
- BT-204 Basic Civil Engineering & Mechanics
- BT-205 Basic Computer Engineering
- BT-206 Language Lab & Seminars