Weekly outline

  • MECHANICS

    Laws of motion; conservation of energy and momentum, applications to rotating frames, centripetal and Coriolis accelerations; Motion under a central force; Conservation of angular momentum, Kepler’s laws; Fields and potentials; Gravitational field and potential due to spherical bodies, Gauss and Poisson equations, gravitational self-energy; Two body problem; Reduced mass; Rutherford scattering; Centre of mass and laboratory reference frames.(b) Mechanics of Rigid Bodies: System of particles; Centre of mass, angular momentum, equations of motion; Conservation theorems for energy, momentum and angular momentum; Elastic and inelastic collisions; Rigid body; Degrees of freedom, Euler’s theorem, angular velocity, angular momentum, moments of inertia, theorems of parallel and perpendicular axes, equation of motion for rotation; Molecular rotations (as rigid bodies); Di and tri-atomic molecules; Precessional motion; top, gyroscope.(c) Mechanics of Continuous Media: Elasticity, Hooke’s law and elastic constants of isotropic solids and their interrelation; Streamline (Laminar) flow, viscosity, Poiseuille’s equation, Bernoulli’s equation, Stokes’ law and applications.(d) Special Relativity: Michelson-Morley experiment and its implications; Lorentz transformations length contraction, time dilation, addition of relativistic velocities, aberration and Doppler effect, mass-energy relation, simple applications to a decay process; Four dimensional momentum vector; Covariance of equations of physics.

  • WAVES AND OPTICS

    (a) Waves:
    Simple harmonic motion, damped oscillation, forced oscillation and resonance; Beats; Stationary waves in a string; Pulses and wave packets; Phase and group velocities; Reflection and Refraction from Huygens’ principle.(b) Geometrical Optics: Laws of reflection and refraction from Fermat’s principle; Matrix method in paraxial optics-thin lens formula, nodal planes, system of two thin lenses, chromatic and spherical aberrations.(c) Interference: Interference of light-Young’s experiment, Newton’s rings, interference by thin films, Michelson interferometer; Multiple beam interference and Fabry-Perot interferometer.(d) Diffraction: Fraunhofer diffraction-single slit, double slit, diffraction grating, resolving power; Diffraction by a circular aperture and the Airy pattern; Fresnel diffraction: half-period zones and zone plates, circular aperture.(e) Polarization and Modern Optics: Production and detection of linearly and circularly polarized light; Double refraction, quarter wave plate; Optical activity; Principles of fibre optics, attenuation; Pulse dispersion in step index and parabolic index fibres; Material dispersion, single mode fibres; Lasers-Einstein A and B coefficients; Ruby and He-Ne lasers; Characteristics of laser light-spatial and temporal coherence; Focusing of laser beams; Three-level scheme for laser operation; Holography and simple applications.

    • Lissajous Figures URL
      Restricted Not available unless: You belong to a group in OPTICS VIDEO
    • Damped Oscillation URL
      Restricted Not available unless: You belong to a group in OPTICS VIDEO
    • Forced Oscillation URL
      Restricted Not available unless: You belong to a group in OPTICS VIDEO
    • Waves URL
      Restricted Not available unless: You belong to a group in OPTICS VIDEO
    • Fermat Principle URL
      Restricted Not available unless: You belong to a group in OPTICS VIDEO
    • Thin Lens URL
      Restricted Not available unless: You belong to a group in OPTICS VIDEO
    • System of Lens URL
      Restricted Not available unless: You belong to a group in OPTICS VIDEO
    • Young Double Slit Experiment URL
      Restricted Not available unless: You belong to a group in OPTICS VIDEO
    • Thin Films URL
      Restricted Not available unless: You belong to a group in OPTICS VIDEO
    • Newtons Ring URL
      Restricted Not available unless: You belong to a group in OPTICS VIDEO
    • Single Slit URL
      Restricted Not available unless: You belong to a group in OPTICS VIDEO
    • Double Slit URL
      Restricted Not available unless: You belong to a group in OPTICS VIDEO
    • Plane Transmission Grating URL
      Restricted Not available unless: You belong to a group in OPTICS VIDEO
    • Dispersive and Resolving Power URL
      Restricted Not available unless: You belong to a group in OPTICS VIDEO
    • Brewster Law and Double Refraction URL
      Restricted Not available unless: You belong to a group in OPTICS VIDEO
    • Malus Law and Action of Half Wave and Quarter Wave Plate on Plane Polarized Light URL
      Restricted Not available unless: You belong to a group in OPTICS VIDEO
    • Problems on Polarization of light URL
      Restricted Not available unless: You belong to a group in OPTICS VIDEO
  • ELECTRICITY AND MAGNETISM

    (a) Electrostatics and Magneto statics: Laplace and Poisson equations in electrostatics and their applications; Energy of a system of charges, multi pole expansion of scalar potential; Method of images and its applications; Potential and field due to a dipole, force and torque on a dipole in an external field; Dielectrics, polarization; Solutions to boundary-value problems-conducting and dielectric spheres in a uniform electric field; Magnetic shell, uniformly magnetized sphere; Ferromagnetic materials, hysteresis, energy loss.(b) Current Electricity: Kirchhoff’s laws and their applications; Biot-Savart law, Ampere’s law, Faraday’s law, Lenz’s law; Self-and mutual-inductances; Mean and r m s values in AC circuits; DC and AC circuits with R, L and C components; Series and parallel resonances; Quality factor; Principle of transformer.(c) Electromagnetic Waves and Blackbody Radiation: Displacement current and Maxwell’s equations; Wave equations in vacuum, Poynting theorem; Vector and scalar potentials; Electromagnetic field tensor, covariance of Maxwell’s equations; Wave equations in isotropic dielectrics, reflection and refraction at the boundary of two dielectrics; Fresnel’s relations; Total internal reflection; Normal and anomalous dispersion; Rayleigh scattering; Blackbody radiation and Planck’s radiation law, Stefan-Boltzmann law, Wien’s displacement law and Rayleigh-Jeans’ law.

    • Coulombs Law URL
      Restricted Not available unless: You belong to a group in EMT-VIDEO
    • Electric Field URL
      Restricted Not available unless: You belong to a group in EMT-VIDEO
    • Gauss Law of Electrostatics URL
      Restricted Not available unless: You belong to a group in EMT-VIDEO
    • Electric Flux URL
      Restricted Not available unless: You belong to a group in EMT-VIDEO
    • Determination of Charge Distribution on Conductors using Gauss Law URL
      Restricted Not available unless: You belong to a group in EMT-VIDEO
    • Electrostatic Potential URL
      Restricted Not available unless: You belong to a group in EMT-VIDEO
    • Force on Charged Surface URL
      Restricted Not available unless: You belong to a group in EMT-VIDEO
    • Capacitance URL
      Restricted Not available unless: You belong to a group in EMT-VIDEO
    • Polarization of Dielectrics URL
      Restricted Not available unless: You belong to a group in EMT-VIDEO
    • Boundary Condition of Polarization URL
      Restricted Not available unless: You belong to a group in EMT-VIDEO
    • Problems on Field Calculation URL
      Restricted Not available unless: You belong to a group in EMT-VIDEO
    • Capacitors URL
      Restricted Not available unless: You belong to a group in EMT-VIDEO
    • Boundary Condition of D and E URL
      Restricted Not available unless: You belong to a group in EMT-VIDEO
    • Problems on Calculation of Bound Charges URL
      Restricted Not available unless: You belong to a group in EMT-VIDEO
    • Effect of Polarization on Capacitance URL
      Restricted Not available unless: You belong to a group in EMT-VIDEO
    • Electrostatic Energy URL
      Restricted Not available unless: You belong to a group in EMT-VIDEO
    • Problems on Work and Energy URL
      Restricted Not available unless: You belong to a group in EMT-VIDEO
    • Problems on Electrostatic Energy URL
      Restricted Not available unless: You belong to a group in EMT-VIDEO
    • Electrostatic Energy in Dielectrics URL
      Restricted Not available unless: You belong to a group in EMT-VIDEO
    • Boundary Value Problems URL
      Restricted Not available unless: You belong to a group in EMT-VIDEO
    • Laplace Equation in Spherical Polar Coordinates URL
      Restricted Not available unless: You belong to a group in EMT-VIDEO
    • Uniqueness Theorems URL
      Restricted Not available unless: You belong to a group in EMT-VIDEO
    • Combination of Resistors and Cells URL
      Restricted Not available unless: You belong to a group in EMT-VIDEO
    • Electric Current and Resistance URL
      Restricted Not available unless: You belong to a group in EMT-VIDEO
    • Ammeter and Voltmeter URL
      Restricted Not available unless: You belong to a group in EMT-VIDEO
    • Problems on Current Electricity URL
      Restricted Not available unless: You belong to a group in EMT-VIDEO
    • Motion of Charged Particle in Magnetic Field URL
      Restricted Not available unless: You belong to a group in EMT-VIDEO
    • Biot Savart Law URL
      Restricted Not available unless: You belong to a group in EMT-VIDEO
    • Gauss law of Magnetostatics URL
      Restricted Not available unless: You belong to a group in EMT-VIDEO
    • Ampere Law URL
      Restricted Not available unless: You belong to a group in EMT-VIDEO
    • Magnetic Dipoles and Force on Current Carrying Conductor URL
      Restricted Not available unless: You belong to a group in EMT-VIDEO
    • Problems on Faraday Law URL
      Restricted Not available unless: You belong to a group in EMT-VIDEO
    • Faraday Law and Induced EMF URL
      Restricted Not available unless: You belong to a group in EMT-VIDEO
    • Magnetisation and H Vector URL
      Restricted Not available unless: You belong to a group in EMT-VIDEO
    • Boundary Conditions of B and H URL
      Restricted Not available unless: You belong to a group in EMT-VIDEO
    • Ferromagnetism URL
      Restricted Not available unless: You belong to a group in EMT-VIDEO
    • Moving Coil Galvanometer URL
      Restricted Not available unless: You belong to a group in EMT-VIDEO
    • Introduction to DC Circuit URL
      Restricted Not available unless: You belong to a group in EMT-VIDEO
    • RC Circuit URL
      Restricted Not available unless: You belong to a group in EMT-VIDEO
    • LR circuit URL
      Restricted Not available unless: You belong to a group in EMT-VIDEO
    • LC Circuit URL
      Restricted Not available unless: You belong to a group in EMT-VIDEO
    • LCR Circuit URL
      Restricted Not available unless: You belong to a group in EMT-VIDEO
    • AC Circuit URL
      Restricted Not available unless: You belong to a group in EMT-VIDEO
    • Maxwell Equations URL
      Restricted Not available unless: You belong to a group in EMT-VIDEO
    • Poynting Vector URL
      Restricted Not available unless: You belong to a group in EMT-VIDEO
    • EM Waves in Free Space and Isotropic Dielectric Medium URL
      Restricted Not available unless: You belong to a group in EMT-VIDEO
    • Problems on EM Waves URL
      Restricted Not available unless: You belong to a group in EMT-VIDEO
    • Kinematic Properties URL
      Restricted Not available unless: You belong to a group in EMT-VIDEO
    • Fresnel Formula URL
      Restricted Not available unless: You belong to a group in EMT-VIDEO
    • Total Internal Reflection URL
      Restricted Not available unless: You belong to a group in EMT-VIDEO
  • THERMAL AND STATISTICAL PHYSICS

    (a) Thermodynamics: Laws of thermodynamics, reversible and irreversible processes, entropy; Isothermal, adiabatic, isobaric, isochoric processes and entropy changes; Otto and Diesel engines, Gibbs’ phase rule and chemical potential; van der Waals equation of state of a real gas, critical constants; Maxwell-Boltzmann distribution of molecular velocities, transport phenomena, equipartition and virial theorems; Dulong-Petit, Einstein, and Debye’s theories of specific heat of solids; Maxwell relations and applications; Clausius- Clapeyron equation; Adiabatic demagnetisation, Joule-Kelvin effect and liquefaction of gases.(b) Statistical Physics: Macro and micro states, statistical distributions, Maxwell-Boltzmann, Bose- Einstein and Fermi-Dirac distributions, applications to specific heat of gases and blackbody radiation; Concept of negative temperatures.

    • Thermal Expansion URL
      Restricted Not available unless: You belong to a group in THERMAL VIDEO
    • Calorimetry URL
      Restricted Not available unless: You belong to a group in THERMAL VIDEO
    • Thermal Conduction URL
      Restricted Not available unless: You belong to a group in THERMAL VIDEO
    • Convection and Newtons Law of Cooling URL
      Restricted Not available unless: You belong to a group in THERMAL VIDEO
    • Problems on Heat Transfer URL
      Restricted Not available unless: You belong to a group in THERMAL VIDEO
    • First Law of Thermodynamics URL
      Restricted Not available unless: You belong to a group in THERMAL VIDEO
    • Thermodynamic Systems URL
      Restricted Not available unless: You belong to a group in THERMAL VIDEO
    • Heat and Work URL
      Restricted Not available unless: You belong to a group in THERMAL VIDEO
    • Thermodynamic Processes URL
      Restricted Not available unless: You belong to a group in THERMAL VIDEO
    • Problems on First Law of Thermodynamics URL
      Restricted Not available unless: You belong to a group in THERMAL VIDEO
    • Second Law of Thermodynamics URL
      Restricted Not available unless: You belong to a group in THERMAL VIDEO
    • Thermodynamic Potential URL
      Restricted Not available unless: You belong to a group in THERMAL VIDEO
    • Microstates and Macrostates URL
      Restricted Not available unless: You belong to a group in THERMAL VIDEO
    • Statistical Distributions URL
      Restricted Not available unless: You belong to a group in THERMAL VIDEO
    • Kinetic Theory of Gases URL
      Restricted Not available unless: You belong to a group in THERMAL VIDEO
    • Problems on Statistical Physics URL
      Restricted Not available unless: You belong to a group in THERMAL VIDEO
  • QUANTUM MECHANICS

    Wave-particle duality; Schroedinger equation and expectation values; Uncertainty principle; Solutions of the one-dimensional Schroedinger equation for a free particle (Gaussian wave-packet), particle in a box, particle in a finite well, linear harmonic oscillator; Reflection and transmission by a step potential and by a rectangular barrier; Particle in a three dimensional box, density of states, free electron theory of metals; Angular momentum; Hydrogen atom; Spin half particles, properties of Pauli spin matrices.

    • Photoelectric Effect URL
      Restricted Not available unless: You belong to a group in QUANTUM VIDEO
    • Compton Effect URL
      Restricted Not available unless: You belong to a group in QUANTUM VIDEO
    • Pair Production URL
      Restricted Not available unless: You belong to a group in QUANTUM VIDEO
    • Cross-section of Photon Absorption and Scattering URL
      Restricted Not available unless: You belong to a group in QUANTUM VIDEO
    • Wave Nature of Particle URL
      Restricted Not available unless: You belong to a group in QUANTUM VIDEO
    • H atom and X-rays URL
      Restricted Not available unless: You belong to a group in QUANTUM VIDEO
    • Postulates of Quantum Mechanics URL
      Restricted Not available unless: You belong to a group in QUANTUM VIDEO
    • Problems on Postulates URL
      Restricted Not available unless: You belong to a group in MECHANICS VIDEO
    • Applications of Schrodinger Wave Equation URL
      Restricted Not available unless: You belong to a group in QUANTUM VIDEO
    • Linear Harmonic Oscillator URL
      Restricted Not available unless: You belong to a group in QUANTUM VIDEO
    • Particle in Three Dimensional Box URL
      Restricted Not available unless: You belong to a group in QUANTUM VIDEO
  • ATOMIC AND MOLECULAR PHYSICS

    Stern-Gerlach experiment, electron spin, fine structure of hydrogen atom; L-S coupling, J-J coupling; Spectroscopic notation of atomic states; Zeeman effect; Frank-Condon principle and applications; Elementary theory of rotational, vibrational and electronic spectra of diatomic molecules; Raman effect and molecular structure; Laser Raman spectroscopy; Importance of neutral hydrogen atom, molecular hydrogen and molecular hydrogen ion in astronomy; Fluorescence and Phosphorescence; Elementary theory and applications of NMR and EPR; Elementary ideas about Lamb shift and its significance

  • NUCLEAR AND PARTICLE PHYSICS

    Basic nuclear properties-size, binding energy, angular momentum, parity, magnetic moment; Semi-empirical mass formula and applications, mass parabolas; Ground state of deuteron, magnetic moment and non-central forces; Meson theory of nuclear forces; Salient features of nuclear forces; Shell model of the nucleus – successes and limitations; Violation of parity in beta decay; Gamma decay and internal conversion; Elementary ideas about Mossbauer spectroscopy; Q-value of nuclear reactions; Nuclear fission and fusion, energy production in stars; Nuclear reactors. Classification of elementary particles and their interactions; Conservation laws; Quark structure of hadrons; Field quanta of electroweak and strong interactions; Elementary ideas about unification of forces; Physics of neutrinos.

    • Basic Nuclear Properties and Radioactive Decay URL
      Restricted Not available unless: You belong to a group in QUANTUM VIDEO
    • Problems on Radioactive Decay URL
      Restricted Not available unless: You belong to a group in QUANTUM VIDEO
  • SOLID STATE PHYSICS,DEVICES & ELECTRONICS

    Crystalline and amorphous structure of matter; Different crystal systems, space groups; Methods of determination of crystal structure; X-ray diffraction, scanning and transmission electron microscopies; Band theory of solids – conductors, insulators and semiconductors; Thermal properties of solids, specific heat, Debye theory; Magnetism: dia, para and ferromagnetism; Elements of superconductivity, Meissner effect, Josephson junctions and applications; Elementary ideas about high temperature superconductivity. Intrinsic and extrinsic semiconductors; pn- p and n-p-n transistors; Amplifiers and oscillators; Op-amps; FET, JFET and MOSFET; Digital electronics-Boolean identities, De Morgan’s laws, logic gates and truth tables; Simple logic circuits; Thermistors, solar cells; Fundamentals of microprocessors and digital computers.

    • Crystals URL
      Restricted Not available unless: You belong to a group in SSP & ELECTRONICS VIDEO
    • Semiconductors URL
      Restricted Not available unless: You belong to a group in SSP & ELECTRONICS VIDEO
    • Semiconductor Diodes and Clippers URL
      Restricted Not available unless: You belong to a group in SSP & ELECTRONICS VIDEO
    • Clamper URL
      Restricted Not available unless: You belong to a group in SSP & ELECTRONICS VIDEO
    • Zener Diode URL
      Restricted Not available unless: You belong to a group in SSP & ELECTRONICS VIDEO
    • Transistor Biasing URL
      Restricted Not available unless: You belong to a group in SSP & ELECTRONICS VIDEO
    • BJT and Its Characteristics URL
      Restricted Not available unless: You belong to a group in SSP & ELECTRONICS VIDEO
    • Transistor as a Switch and Role of Capacitors in Transistor Amplifier URL
      Restricted Not available unless: You belong to a group in SSP & ELECTRONICS VIDEO
    • Sinusoidal Oscillator URL
      Restricted Not available unless: You belong to a group in SSP & ELECTRONICS VIDEO
    • Operational Amplifier URL
      Restricted Not available unless: You belong to a group in SSP & ELECTRONICS VIDEO