3 hours/week Credit : 3
Heat and Thermodynamics
: Temperature
zeroth of thermodynamics. Thermometers: constant volume, platinum resistance, thermocouple.
First law of thermodynamics and its application, molar specific heats of gases,
isothermal and adiabatic relations work done by a gas. Kinetic theory of gases;
explanation of gas laws, kinetic interpretation of temperature, equipartition
of energy and calculation of ratio of specific heats, mean free path. Vander
Waals equation of state, second law of thermodynamics: reversible and
irreversible processes, carnot's cycle, efficiency. Carnot's theorem, entropy.
Waves and
Oscillations:
Simple harmonic motion, damped simple harmonic oscillations, fourced osicillations,
resonance, vibration of membranes and columns. Combination and composition of
simple harmonic motions. Lissajous figures. Transverse and longitudinal nature
of waves, traveling and standing waves, intensity of a wave, energy calculation
of progressive and stationary waves, phase velocity, group velocity. Sound
waves: velocity of longitudinal wave in a gaseous medium. Doppler effect,
architectural acoustics: Sabine's formula, requisites of a good auditorium.
Structure Matter: States of matter: solid liquid and gas.
Classification of solids: amorphous, crystalline, ceramics and polymers. Atomic
arrangement in solids. Different types of bonds in solids: metallic. Vander Waals.
covalent and ionic bond, packing in solids interatomic distances and forces of
equilibrium. x-ray diffraction: Bragg's law. Plasticity and elasticity.
Distinction between metal, insulator and semiconductor.
Electricity and Magnetism: Electric charge, Coulomb's
law, the electric field; calculation of the electric field strength, E; a
dipole in an electric field, electric flux and Gauss's law, some applications of
Gauss's law; electric potential V, relation between E and V, electric potential
energy. Capacitors; capacitance, dielectrics: an atomic view, dielectrics and
Gauss's law: current and resistance; current and current
density, Ohm's law, resistivity: an atomic view, Ampere's law, Faradays' law.
Lenz's law, self inductance and mutual inductance. Magnetic properties of
matter; magneto-motive force, magnetic field intensity, permeability,
susceptibility, classifications of magnetic materials, magnetization
curves.
