ELECTRONICS-ANALOG

This course includes laboratory experiments for fifth and sixth semester BSc Physics.

Fermat’s Principle, verification of laws of reflection and refraction 2 Hours [Sections 2.1 to 2.6 of Brijlal, Subramaniyam, & Avadhanuluand Sections 3.1 to 3.2 ofAjoyGhatak]Refraction and reflection by spherical surfaces : 3 Hours Refraction and reflection at a single spherical surfaces. The thin lens, The Principal Foci, and Focal length of a lens, The Newton formula, Lateral magnification.[Sections 4.1 to 4.7 of Ajoy Ghatak]Unit 22. Interference by division of wave front 6 Hours Superposition of two sinusoidal waves, Interference, coherence ,conditions for interference, the interference patterns, intensity distribution .Fresnel‟s two mirror arrangement, Fresnel's Biprism, Determination of λ and dλ of Sodium Light[Sections 14.1 to 14.4, 14.6 to 14.9 of Brijlal, Subramaniyam, & Avadhanulu, and Sections 14.1 to 14.8 of Ajoy Ghatak. Additional problems should be done from chapter 7 of Introduction to Optics by Frank.L,Pedrotti,Leno M Pedrotti and Leno S Pedrotti.]3. Interference by division of amplitude 8 HoursInterference by a plane film illuminated by a plane wave, cosine law, non reflecting films (the subsections excluded), interference by a film with two nonparallel reflecting surfaces, colours of thin films, Newton‟s rings, The Michelson interferometer, white light fringes-36[Sections 15.1 to 15.4,15.7, 15.9, 15.11 of Ajoy Ghatak, and Sections 2.1 to 2.6 of Brijlal, Subramaniyam, &Avadhanulu. Additional problems should be done from chapter 7 of Introduction to Optics by Frank.L,Pedrotti, Leno M Pedrotti and Leno S Pedrotti.]Unit 34. Fraunhofer Diffraction 10 Hours Preliminaries, single slit diffraction pattern, diffraction by circular aperture, limit of resolution, two slit Fraunhofer diffraction pattern, N slit diffraction pattern, plane diffraction grating, resolving power.[Sections 18.1 to 18.3, 18.5 to 18.8 of Ajoy Ghatak. Additional problems should be done from chapters 11 and 12 of Introduction to Optics by Frank.L,Pedrotti, Leno M Pedrotti and Leno S Pedrotti.]5. Fresnel Diffraction 3 Hours Preliminaries, Fresnel half period zones, explanation of rectilinear propagation of light, zone plate [Sections 20.1 to 20.3 of Ajoy Ghatak]Unit 4 8 Hours 6. PolarizationHuygene‟s explanation of double refraction, positive and negative uniaxial crystals, quarter and half wave plates, types of polarized light, production and analysis of plane, circularly and elliptically polarized light, optical activity, Laurentz half shade polarimeter[Sections 20.9,20.17 to 20.20,20.24 of Brijlal, Subramaniyam, & Avadhanulu and corresponding sections of Ajoy Ghatak]Unit 5 6 Hours 7. HolographyPrinciples of holography, theory of construction and reconstruction of Hologram, Applications of Holography. [Sections 23.1 to 23.6 of Brijlal, Subramaniyam, &Avadhanulu and Sections 21.1 to 21.4 of Ajoy Ghatak]Unit 6 8 Hours 8. Fibre OpticsOptical fibre, Numerical aperture, step index fibre, pulse dispersion, graded index fibre, fibre optic sensors.37 [Sections 27.4, 27.7, 27.10, 27.12 of Ajoy Ghatak and corresponding sections from Brijlal, Subramaniyam, & Avadhanulu]

INTRODUCTION,PARTICLE PROPERTIES OF WAVES,