Engg Physics I

Regulation 2013 revised syllabus

PH6151 ENGINEERING PHYSICS – I

UNIT I CRYSTAL PHYSICS 

                   Lattice – Unit cell – Bravais lattice – Lattice planes – Miller indices – d spacing in cubic lattice –Calculation of number of atoms per unit cell – Atomic radius – Coordination number – Packing factor for SC, BCC, FCC and HCP structures – Diamond and graphite structures (qualitative treatment)- Crystal growth techniques –solution, melt (Bridgman and Czochralski) and vapour growth techniques (qualitative)

Solid State

UNIT II PROPERTIES OF MATTER AND THERMAL PHYSICS 

              Elasticity- Hooke’s law - Relationship between three modulii of elasticity (qualitative) – stress -strain diagram – Poisson’s ratio –Factors affecting elasticity –Bending moment – Depression of a cantilever –Young’s modulus by uniform bending- I-shaped girders Modes of heat transfer- thermal conductivity- Newton’s law of cooling - Linear heat flow – Lee’s disc method – Radial heat flow – Rubber tube method – conduction through compound media (series and parallel)

UNIT III QUANTUM PHYSICS 

              Black body radiation – Planck’s theory (derivation) – Deduction of Wien’s displacement law and Rayleigh – Jeans’ Law from Planck’s theory – Compton effect. Theory and experimental verification –Properties of Matter waves – G.P Thomson experiment -Schrödinger’s wave equation – Time independent and time dependent equations – Physical significance of wave function – Particle in a one dimensional box - Electron microscope - Scanning electron microscope - Transmission electron microscope.

Download : Quantum Mechanics

UNIT IV ACOUSTICS AND ULTRASONICS 

            Classification of Sound- decibel- Weber–Fechner law – Sabine’s formula- derivation using growth and decay method – Absorption Coefficient and its determination –factors affecting acoustics of buildings and their remedies. Production of ultrasonics by magnetostriction and piezoelectric methods - acoustic grating -Non Destructive Testing – pulse echo system through transmission and reflection modes - A,B and C – scan displays, Medical applications - Sonogram
Download:Ultrasonics

UNIT V PHOTONICS AND FIBRE OPTICS 

        Spontaneous and stimulated emission- Population inversion -Einstein’s A and B coefficients -derivation. Types of lasers – Nd:YAG, CO2 , Semiconductor lasers (homojunction & heterojunction)- Industrial and Medical Applications. Principle and propagation of light in optical fibres – Numerical aperture and Acceptance angle - Types of optical fibres (material, refractive index, mode) – attenuation, dispersion, bending - Fibre Optical Communication system (Block diagram) - Active and passive fibre sensors- Endoscope
Download:LASER                  

Download :Fiber Optics

Regulation 2012 syllabus  

Ultrasonics
Introduction – Production – magnetostriction effect - magnetostriction generator- piezoelectric effect - piezoelectric generator- Detection of ultrasonic waves properties – Cavitations - Velocity measurement – acoustic grating - Industrial applications – drilling, welding, soldering and cleaning – SONAR - Non Destructive Testing – pulse echo system through transmission and reflection modes - A,B and C –scan displays, Medical applications - Sonograms
Ultrasonics PPT                      Part A and Part B Questions

LASER
Introduction – principle of spontaneous emission and stimulated emission .population inversion, pumping. Einstein A and B coefficients – derivation. Types of lasers – He-Ne, CO₂ , Nd-YAG ,Semiconductor lasers (homo junction & Hetero junction ) Qualitative industrial applications –Lasers in welding ,heat treatment ,cutting –medical applications – holography (construction & reconstruction)
LASER PPT                           Part A and Part B Questions

Fiber Optics
Principle and propagation of light in optical fibers –Numerical aperture and acceptance angle –types of optical fibers (material , refractive index ,mode)- double crucible technique of fiber drawing –Splicing ,loss in optical fiber –attenuation , dispersion ,bending –fiber optical communication system (block diagram) - light sources – Detectors – fiber optic sensors – temperature & displacement –endoscope.
Fiber Optics PPT                    Part A and Part B Questions

Quantum Physics

Black body radiation – Planck’s theory (derivation)-deduction of wien’s displacement law and Rayleigh jeans law from Planck’s theory –Compton effect .Theory and experimental verification –matter waves – Schrodinger wave equations –time independent and time dependent equations – physical significations of wave function – particle in a one dimensional box –electron microscope –transmission electron microscope.

                                                Part A and Part B Questions

Crystal Physics

Lattice – unit cell –Bravais lattice –lattice planes –Miller indices – d spacing in cubic lattice –calculation of number of atoms per unit cell – atomic radius –coordination number packing factor for SC,BCCFCC and HCP structures-NaCl, ZnS ,diamond and graphite structures-polymorphism and allotropy –crystal defects –point ,line and surface defects –burger vector

Cystal Physics PPT                     Part A and Part B Questions