COURSE INFORMATION
Course Code: PH 101 / PH 201
Course Name: Physics - 1
Contacts: 3(L) + 1(T) + 0(P)
Credits: 04
COURSE OUTCOME
At the end of this course, the incumbent will be able to:
PREREQUISITES
To understand this course, the incumbent must have idea of:
· Elementary Physics, Waves & Optics, Basics of Quantum mechanics and Elementary crystallography.
SYLLABI
Module 1: Waves & Oscillations:
1.1 Simple Harmonic Motion: Preliminary Concepts. Superposition of SHMs in two mutually perpendicular directions – Lissajous’ figures. 2L
1.2 Damped Vibration: Differential equation and its solution. Logarithmic decrement. Quality factor. 3L
1.3 Forced Vibration: Differential equation and its solution. Amplitude and Velocity resonance. Sharpness of resonance. Application in LCR circuit. 3L
Module 2: Optics 1:
2.1 Interference of Light: Conditions for sustained interference. Young’s double slits experiment. Qualitative idea of Spatial and Temporal coherence. Conservation of energy and intensity distribution. Newton’s ring experiment. 3L
2.2 Diffraction of Light: Fresnel and Fraunhofer class. Fraunhofer diffraction for single slit, double slits and N-slits. Intensity distribution (no deduction of intensity for N-slits). Plane transmission grating, Missing orders, Rayleigh criterion. Resolving power of grating and resolving power for Optical instruments (microscope). 5L
Module 3: Optics 2:
3.1 Polarization: General concept of polarization. Plane of vibration and plane of polarization. Qualitative discussion of plane, circular and elliptical polarized light. Polarization through reflection and Brewster’s law. Double refraction (birefringence). Ordinary and Extra-ordinary rays. Nicol’s prism. Polaroid. Half wave and Quarter wave plate. 4L
3.2 Laser: Spontaneous and stimulated emission of radiation. Population inversion, Einstein’s A & B Co-efficient (derivation of mutual relation). Optical resonator and condition for active Laser action. Ruby and He-Ne Laser. Applications of Laser in various field. 4L
3.3 Holography: Theory of holography. Viewing of hologram. Applications in various field. 3L
Module 4: Quantum Mechanics:
4.1 Concept of dependence of mass and velocity, mass-energy equivalence, energy-momentum relation (no deduction). Blackbody radiation: Raleigh-Jeans’ law (derivation). Ultraviolet catastrophe. Wien’s law, Planck’s radiation law (calculation of average energy of oscillator). Wien’s law and Stefan’s law from Planck’s radiation law, Rayleigh-Jenas’ & Wien’s law-limiting case of Planck’s law, Compton Effect (calculation of Compton wavelength and Compton shift). 5L
4.2 Wave-particle duality and de Broglie’s hypothesis. Concepts of matter waves. Davisson-Germer experiment. Concepts of wave packets and Heisenberg’s uncertainty principle. 4L
Module 5: Crystallography:
5.1 Elementary ideas of crystal structure, lattice, basis, unit cell. Fundamental types of lattices. Bravais lattice. Simple cubic (sc), body centred cubic (bcc) and face centred cubic (fcc) lattices (use of models during class). Miller indices and Miller plane. Co-ordination number and Atomic packing factor. 4L
5.2 X-rays: Origin of continuous and characteristic X-ray. Bragg’s law. Determination of lattice constant. 2L
BEYOND SYLLABI
Ideas on different coordinate systems, Unit vectors, components of velocity and acceleration in different coordinate systems, Concepts on Newtonian Mechanics, Dynamics of a particle, Different conservation laws.
LECTURE/LESSON PLAN
LECTURE NOTE
HOMEWORK/ASSIGNMENT