Course Contents

SIMPLE HARMONIC MOTION (SHM) WAVE MOTION SOUND THE NATURE AND PROPAGATION OF LIGHT AND INTERFERENCE PHENOMENA DIFFRACTION POLARIZATION

Course Synopsis

SIMPLE HARMONIC MOTION (SHM): Oscillating system, Physical significance of Omega ( ), Relation between Displacement, Velocity and Acceleration, Energy considerations in SHM, Applications of SHM – Torsion Pendulum, Simple Pendulum and Physical Pendulum, Simple SHM and Uniform circular motion, combination of SHMs, Damped Harmonic Motions, Forced Oscillations, Resonance (Discussion) and Two Body Oscillation. SOUND: Beats Phenomena – Analytical Treatment, Doppler Effect – Moving Source, Moving observer and both object and observer moving. THE NATURE AND PROPAGATION OF LIGHT AND INTERFERENCE PHENOMENA Visible Light, Speed of Light in Matter, Propagation of Light in Matter, Path Difference, Phase Difference, Interference Phenomena, Analytical Treatment of Interference Phenomena, Adding of Electromagnetic Waves by Phaser, Young Double Slit Experiment, Typicacases of interference phenomena ( Thin Film, Michelson’s Interferometer and Fressenels Bi-prism. DIFFRACTION: Introduction, Huygen’s Principal, Fraunhofer Diffraction, Fressenel Diffraction, Intensity in single slit Diffraction (Analytical Treatment), Phaser Treatment of single slit diffraction, Double Slit Interference and Diffraction (analytical Treatment), Phaser Treatment of Double Slit Diffraction, Diffraction Grating (Analytical Treatment), Dispersion, Resolving Power and Braggs Law. POLARIZATION: Introduction, States of Polarization, Difference between Ordinary and plane polarized light, production of plane polarized light (by Reflection, Double Reflection, Polaroid and Scattering), Polaroid, uses of plane polarized light and Polaroid and Analysis of Plane polarized Light.

Course Learning Outcomes

After reading this course students will have the concept of 1:simple harmonic motion and its applications 2.Interference phenomenon 3. Diffraction of light 4.polarization of light