BTBS102/ BTBS202 Engineering Physics

Unit I Oscillation, Ultrasonics and Dielectric Materials:
Free oscillation, damped oscillation, Forced oscillation and Resonance, differential wave equation, Ultrasonic waves, production of ultrasonics (Piezoelectric effect, Magnetostriction effect) and its applications.
Dielectric parameters (Dielectric constant, Electric displacement, Polarization & Polarizability), Types of polarization, temperature and frequency dependences of dielectric materials.

Unit II Optics, Fibre Optics and Laser:
Interference of light in thin film, wedge shaped film , Newton’s rings, polarization of light, methods for production of polarized light(Reflection, Refraction& Double refraction), Huygen’s theory of double refraction, Laurent’s half shade Polarimeter, Principle and structure of optical fibre, acceptance angle, acceptance cone, numerical aperture.
Principle of laser, Einstein’s coefficients, Types of laser – Ruby and He-Ne laser and their applications.

Unit III Electron Optics, Nuclear Physics and Quantum Mechanics:
Measurement of ‘e/m’ by Thomson’s method, Determination of electronic charge by Millikan’s oil drop method, Bainbridge mass spectrograph, G.M. counter, Heisenberg’s uncertainty principle, Schrӧdinger’s time dependent and time independent wave equations, physical significance of wave function.

Unit IV Crystal Structure, X-rays and Electrodynamics:
Unit cell, Bravais lattice, cubic system, number of atoms per unit cell, coordination number, atomic radius, packing density, relation between lattice constant and density, lattice planes and Miller indices, Interplaner spacing for cubic system, Bragg’s law, X-ray diffraction, Line and Continuous Spectrum of X-ray, Mosley’s law. Introduction of Maxwell equations(no derivation), Electromagnetic wave in free space.

Unit V Magnetic, Superconducting and Semiconducting materials:
Types of magnetic materials( Ferrimagnetic & Antiferromagnetic, Ferrites & Garnets), B-H curve, Classical free electron theory-electrical conductivity, resistivity and its temperature dependence, microscopic Ohm’s law, Superconductivity, types of superconductors, Meissner effect and Applications. Band theory of solids, conductivity of semiconductors, Hall effect.

Text books:
1. Engineering Physics M.N. Avadhanulu and P.G. Kshirsagar. S.Chand and Company LTD.
2. Engineering Physics – Dr. L. N. Singh. Synergy Knowledgeware-Mumbai.

3. Engineering Physics - R.K. Gaur and S. L. Gupta. Dhanpat Rai Publications Pvt. Ltd.-New Delhi.
4. Fundamental of Physics - Halliday and Resnik. Willey Eastern Limited.

Reference books:
1. Introduction to Electrodynamics –David R. Griffiths.
2. Concept of Modern Physics – Arthur Beizer. Tata McGraw-Hill Publishing Company Limited.
3. Optics – Ajoy Ghatak.MacGraw Hill Education (India) Pvt. Ltd.
4. Science of Engineering Materials- C.M. Srivastava and C. Srinivasan. New Age International Pvt.Ltd.
5. Solid State Physics – A.J. Dekker. McMillan India –Limited.
6. The Feynman Lectures on Physics Vol I,II,III.
7. Introduction to solid state physics – Charles Kittel. John Willey and Sons