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ENGINEERING PHYSICS-1
UNIT - I
Interference of Light: Interference due to division of wavefront and division of amplitude, Young’s double slit expt., Interference, Principle of Superposition, Theory of Biprism, Interference from parallel thin films, wedge shaped films, Newton rings, Michelson interferometer.
Diffraction: Fresnel Diffraction, Diffraction at a straight edge, Fraunhoffer diffraction due to N slits, Diffraction grating, absent spectra, dispersive power of Grating, resolving power of prism and grating.
UNIT - II
Polarization: Introduction, production of plane polarized light by different methods, Brewster and Malus Laws. Double refraction, Quarter & half wave plate, Nicol prism, specific rotation, Laurent’s half shade polarimeter.
Optical Instruments : Ramdson & Huygen Eye pieces, Electron microscope.
UNIT - III
Laser: Introduction, temporal and spatial coherence, principle of Laser, stimulated and spontaneous emission, Einstein’s Coefficients, He-Ne Laser, Ruby Laser, Application of Lasers.
Fibre Optics: Introduction, numerical aperture, step index and graded index fibres, attenuation & dispersion mechanism in optical fibers (Qualitative only), application of optical fibres, optical communication (block diagram only)
UNIT - IV
Mechanics: Central and non-central forces, Inverse square force, SHM, Damped, undamped and forced Oscillations.
Special theory of Relativity: Frame of reference, Michelson-Morley experiment, basic postulates of special relativity, Lorentz transformations (space – time coordinates & velocity only), mass energy relation.
TEXT BOOKS:
1. A. Ghatak, “Optics”
2. N. Subrahmanyam and Brij Lal, “Optics”
REFERENCE BOOKS:
1. Jenkins and White, “Fundamentals of Optics”
2. C. Kittle, “Mechanics”, Berkeley Physics Course, Vol.- I.
3. A. Beiser, “Concepts of Modern Physics”
ENGINEERING PHYSICS -2
UNIT - I
Electromagnetic Theory (EMT)
Motion of Charged Particles in crossed electric & magnetic fields, Velocity Selector & Magnetic focussing, Gauss law, continuity equation, inconsistency in Ampere’s Law, Maxwell’s equations (differential and integral forms), poynting vector, Poynting Theorem (Statement only), propagation of plane electromagnetic waves in conducting and non-conducting medium.
UNIT - II
Quantum Mechanics & Statistical Physics:
De-Broglie Hypothesis, Davisson Germer experiment, wave function and its properties, expectation value, Wave Packet, Uncertainity principle. Schrodinger Equation for free Particle, Time Dependent Schrodinger Equation, Particle in a box (1-D), Single step Barrier, Tunneling effect.
Qualitative Features of Maxwell Bollzman, Bose-Einstein and Fermi-Dirac statistics distribution, functions & their comparison (no derivation)
UNIT - III
Solid State Physics
Formation of energy bands in metals, semiconductors and insulators; intrinsic and extrinsic semiconductors, Fermi energy levels for doped, undoped semiconductors and pn junction; Tunnel diode, Zener diode.
Superconductivity: Meissner Effect, Type I and Type II Superconductors, BCS theory (Qualitative only), London’s equation, properties of superconductors & applications.
UNIT - IV
X-Rays: production and properties, Crystalline and Anorphous solids (Brief) Bragg’s Law, Applications.
Ultrasonics: Introduction, Production of Ultrasonics (Magentostriction and piezoelectric methods), engineering applications.
TEXT BOOKS:
1. A. BEISER, “Concept of Modern Physics”
2. Rajam, “Atomic Physics”
3. Greiner, “Quantum Physics”
4. Griffth, “Introduction to Electrodynamics”
REFERENCE BOOKS:
1. Jordan & Balmain, “Electromagnetic waves and Radiating Systems”
2. Kittel, “Solid State Physics”
3. R.L. Singhal, “Solid State Physics”
4. Schiff, “Quantum Mechanics”
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