Engineering Physics

Engineering Physics


This course cover generic syllabus for Engineering Physics.


Unit 1: Quantum Physics

Group and particle velocities & their relationship. Uncertainty principle with elementary proof and applications ( determination of position of a particle by a microscope, non existence of electron in nucleus, diffraction of an electron beam by a single slit). Compton scattering. Wave function and its properties, energy and momentum operators, time dependent and time independent Schrödinger wave equation. Application of time independent Schrodinger wave equation to particle trapped in a one dimensional square potential well (derivation of energy eigen values and wave function).

Unit 2: Wave Optics

Interference: Fresnel’s biprism, Interference in thin films (due to reflected and transmitted lght), interference from a wedge shaped thin film, Newton’s rings and Michelson’s interferometer experiments and their applications. Diffraction at single slit, double slit and n-slits (diffraction grating). Resolving power of grating and prism. Concept of polarized light, Brewster’s laws, Double refraction, Nicol prism, quarter & half wave plate.

Unit 3: Nuclear Physics

Nuclear liquid drop model (semi empirical mass formula), nuclear shell model, Linear Particle acceleratos: Cyclotron, general description of Synchrotron, Synchrocyclotron, and Betatron. Geiger- Muller Counter, Motion of charged particles in crossed electric and magnetic fields. Uses of Bainbridge and Auston mass Spectrographs.

Unit 4: Solid State Physics

Qualitative discussion of Kronig Penny model (no derivation), Effective mass, Fermi-Dirac statistical distribution function, Fermi level for Intrinsic and Extrinsic Semiconductors, Zener diode, tunnel diode, photodiode, solar-cells, Hall effect. Superconductivity: Meissner effect, Type I and Type II superconductors, Di-electric polarization, Complex permittivity, dielectric losses.

UNIT 5: Laser and Fiber Optics

Laser: Stimulated and spontaneous processes, Einstein’s A & B Coefficients, transition probabilities, active medium, population inversion, pumping, Optical resonators, characteristics of laser beam. Coherence, directionality and divergence. Principles and working of Ruby, Nd:YAG, He-Ne & Carbon dioxide Lasers with energy level diagram. Fundamental idea about optical fiber, types of fibers, acceptance angle & cone, numerical aperture, V-number, propagation of light through step index fiber (Ray theory) pulse dispersion, attenuation, losses & various uses. Applications of lasers and optical fibers.

Course Curriculum

Quantum Physics
De-Broglie Hypothesis 00:10:00
Heisenberg’s Uncertanity Principle 00:10:00
Group Velocity 00:20:00
Phase Velocity 00:20:00
Compton Effect 00:35:00
Schrodinger’s Time Dependent Equation 00:20:00
Schrodinger’s Time Independent Equation 00:20:00
Application Of Time Independent Schrodinger Wave Equation 00:45:00
Sample Paper I 00:45:00
Unit I Quiz 00:20:00
Wave Optics
Fresnel’s Biprism 00:15:00
Newton’s Ring 00:20:00
Michelson’s Interferometer 00:20:00
Fraunhofer Diffraction At Single Slit 00:20:00
Diffraction Grating 00:26:00
Resolving Power 00:30:00
Nicol Prism 00:30:00
Brewster’s Law 00:35:00
Half and Quarter Plate 00:15:00
Sample Paper II 00:45:00
Unit II Quiz 00:20:00
Nuclear Physics
Liquid Drop Model 00:20:00
The Nuclear Shell Model 00:30:00
Mass Defect, Binding Energy and Semi-Empirical Formulae 00:25:00
Cyclotron 00:29:00
Synchrocyclotron 00:20:00
Betatron 00:20:00
Geiger-Muller (GM) Counter 00:27:00
Bainbridge Mass Spectrograph 00:15:00
Aston Mass Spectrograph 00:20:00
Sample Paper III 00:45:00
Unit III Quiz 00:20:00
Solid State Physics
Kronig – Penny Model 00:30:00
Effective Mass 00:20:00
Fermi-Dirac Statistical Distribution Function 00:30:00
Extrinsic Semiconductors 00:19:00
Intrinsic Semiconductors 00:15:00
Zener Diode 00:30:00
Tunnel Diode 00:30:00
Photodiode 00:30:00
Solar Cell 00:15:00
Hall Effect 00:30:00
Sample Paper IV 00:45:00
Unit IV Quiz 00:20:00
Laser and Fiber Optics
Laser 00:10:00
Characteristics Of Laser Beam 00:05:00
Spontaneous and Stimulated Emission 00:15:00
Relationship Between Einstein’s A and B Coefficients 00:30:00
Active Medium 00:10:00
Population Inversion 00:45:00
Optical Resonator 00:20:00
Ruby Laser 00:20:00
He-Ne Laser 00:28:00
Nd:YAG Laser 00:15:00
Carbon-Dioxide Laser 00:15:00
Optical Fibre 00:15:00
Total Internal Reflection 00:10:00
Expression For Acceptance, Angle, Numerical, Aperture of Optical Fibre 00:15:00
Sample Paper V 00:45:00
Unit V Quiz 00:20:00

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