Engineering Physics Playlist
• Engineering Physics PH...
UNIT I MECHANICS
Multi-particle dynamics: Center of mass (CM) - CM of continuous bodies - motion of the CM -
kinetic energy of the system of particles. Rotation of rigid bodies: Rotational kinematics - rotational
kinetic energy and moment of inertia - theorems of M .I -moment of inertia of continuous bodies -
M.I of a diatomic molecule - torque - rotational dynamics of rigid bodies - conservation of angular
momentum - rotational energy state of a rigid diatomic molecule - gyroscope - torsional pendulum
- double pendulum -Introduction to nonlinear oscillations.
UNIT II ELECTROMAGNETIC WAVES
The Maxwell’s equations - wave equation; Plane electromagnetic waves in vacuum, Conditions on
the wave field - properties of electromagnetic waves: speed, amplitude, phase, orientation and
waves in matter - polarization - Producing electromagnetic waves - Energy and momentum in EM
waves: Intensity, waves from localized sources, momentum and radiation pressure - Cell-phone
reception. Reflection and transmission of electromagnetic waves from a non-conducting medium-
vacuum interface for normal incidence.
UNIT III OSCILLATIONS, OPTICS AND LASERS
Simple harmonic motion - resonance -analogy between electrical and mechanical oscillating
systems - waves on a string - standing waves - traveling waves - Energy transfer of a wave - sound
waves - Doppler effect. Reflection and refraction of light waves - total internal reflection -
interference -Michelson interferometer -Theory of air wedge and experiment.Theory of laser -
characteristics - Spontaneous and stimulated emission - Einstein’s coefficients - population
inversion - Nd-YAG laser, CO2 laser, semiconductor laser -Basic applications of lasers in industry.
UNIT IV BASIC QUANTUM MECHANICS
Photons and light waves - Electrons and matter waves -Compton effect - The Schrodinger
equation (Time dependent and time independent forms) - meaning of wave function -
Normalization -Free particle - particle in a infinite potential well: 1D,2D and 3D Boxes-
Normalization, probabilities and the correspondence principle.
UNIT V APPLIED QUANTUM MECHANICS
The harmonic oscillator(qualitative)- Barrier penetration and quantum tunneling(qualitative)-
Tunneling microscope - Resonant diode - Finite potential wells (qualitative)- Bloch’s theorem for
particles in a periodic potential -Basics of Kronig-Penney model and origin of energy bands.
27 окт 2024
