103 Physics (Common to all Branches)
|Lectures: 3 Periods/Week||Sessional Marks: 30|
|University Exam: 3 Hours||University Examination Marks: 70|
Ultrasonics & Optics :
Ultrasonics- Production of Ultrasonics by Magnetostriction & Piezoelectric oscillator methods, Detection of Ultrasonics by Kundt’s tube and acoustic grating method, applications of Ultrasonics in engineering & medicine. Lissajous' figures for time periods with Ratios 1:1 and 1:2, applications of Lissajous' figures.
Optics: Superposition principle, Stokes principle (Phase change on reflection) -Interference in thin films due to reflected light(cosine law) -Michelson's interferometer principle, construction, working and applications (Determination of wave length of monochromatic source & for resolution of two closely lying wavelengths).
Diffraction: Fraunhoffer diffraction due to a single slit, Plane diffraction grating, resolving power of a grating using Rayleigh’s criterion. Polarization: double refraction, Nicol prism, quarter wave plate, Production and detection of circular and elliptical polarizations (qualitative), Optical activity, Electro-optic and Magneto-optic effects ( Kerr & Faraday effects).
Electicity & Electromagnetism:
Gauss's law in electricity (statement and proof) and its applications: Coulomb’s law from Gauss law, line of charge, non-conducting infinite sheet, Charged non-conducting sphere.
Circulating charges and Cyclotron principle& working, Hall effect, Biot-Savart's law- B for a long wire and circular loop, Faraday's law of induction- Lenz's law- induced electric fields ,Gauss’ law for magnetism ,Inductance, Energy storage in a magnetic field, Electromagnetic oscillations(quantitative),Displacement current, Maxwell's equations (Qualitative treatment),Electromagnetic waves equation and velocity, A.C. Circuit containing series LCR circuit (Resonance condition).
Planck’s theory of black body radiation, Dual nature of light, Compton effect, Matter waves - de Broglie’s concept of matter waves - Davisson and Germer experiment - Heisenberg's uncertainty principle and applications(non existence of electron in nucleus, finite width of spectral lines). One dimensional time independent Schrodinger's wave equation - Physical significance of wave function - Particle in a box(one dimension)- Radio Isotopes-applications in medicine and industry, Qualitative treatment (without derivation) of Fermi -Dirac distribution function and Fermi-energy level concept in semiconductors.
Advanced PhysicsAdvanced Physics:
Lasers:-Spontaneous emission -stimulated emission – Population inversion – Solid State (Ruby) laser – Gas (He-Ne) laser – Semiconductor(Ga-As) laser – Applications of lasers. Holography Principle, Recording , reproduction and applications.
Optical fibers:- Structure of optical fiber, types of optical fibers, Numerical aperture – fiber optics in communication and its advantages.
Super conductivity:- First experiment, critical parameters(TC,HC,IC) Meissner effect, types of superconductors, Applications of Superconductors.
Optoelectronic devices:- Qualitative treatments of -- Photo diode, LED , LCD and Solar cell and its applications.
Nano Technology (Basic concepts only) and its applications.
- Physics Part I and II – Halliday and Resinick.1.Physics Part I and II – Halliday and Resinick.
- Engineering physics – Gaur & Gupta
- Physics for engineers – M.R.Srinivasan.Physics for engineers – M.R.Srinivasan.
- Engineering physics – M.Arumugam.
- Modern Engineering Physics - A.S Vasudeva.