PH6151 ENGINEERING PHYSICS – I  SYLLABUS (REGULATION 2013) ANNA UNIVERSITY (SEMESTER 1)

UNIT I CRYSTAL PHYSICS

(PH6151) 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)

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.

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

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.

 

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Course Curriculum

IMPORTANT QUESTION PH6151 ENGINEERING PHYSICS 1 FREE 00:00:00
QUESTION BANK PH6151 ENGINEERING PHYSICS 1 FREE 00:00:00
unit 1
Introduction – Crystal Physics FREE 00:15:00
7 Types of crystal system & Bravais lattice FREE 00:20:00
characteristics of unit cell & Simple cube (SC) FREE 00:20:00
Body centered cubic (BCC) FREE 00:10:00
Face centered cubic (FCC) FREE 00:10:00
Hexagonal closed packed (HCP) 00:15:00
Diamond & Graphite structure 00:10:00
Miller indices – interplanar d spacing 00:10:00
Crystal growth 00:20:00
Problems on crystal physics 00:15:00
unit 2
Properties of matter & Thermal physics introduction 00:15:00
Types of modulus 00:15:00
Relation among 3 moduli 00:10:00
Factors affecting elasticity 00:10:00
Bending of beam & bending moment 00:10:00
Depression of cantilever 00:10:00
Young’s modulus 00:10:00
Thermal conductivity 00:10:00
Lee’s disc method 00:15:00
Heat conduction in compound media 00:10:00
Problems on properties of matters 00:20:00
unit 3
Quantum physics introduction 00:15:00
planks black body radiation 00:10:00
Compton effect 00:20:00
Experimental verification 00:05:00
Schrodinger time independent 00:10:00
Schrodinger time dependent 00:10:00
Particle in one dimension 00:10:00
Electron microscope 00:25:00
Problem on quantum physics 00:10:00
unit 4
Acoustic Introduction 00:20:00
Acoustic of buildings 00:10:00
Sabine’s formula for reverberation 00:15:00
Determination of absorption coefficient 00:05:00
Factor affecting acoustic of building 00:10:00
Ultrasonic – properties 00:05:00
Magnetostriction Oscillator 00:10:00
Piezo electric oscillator 00:10:00
Acoustic grating 00:05:00
NDT – ultrasonic flaw detector 00:15:00
Sonogram – medical application 00:10:00
Problems on acoustic & ultrasonic 00:20:00
unit 5
Introduction to photonics 00:15:00
Einstein Co efficient 00:10:00
Concept of laser characteristic 00:10:00
Nd : YAG Laser 00:10:00
Carbondioxide Laser 00:10:00
Semi conductor laser homojunction 00:10:00
Application of laser 00:10:00
Optical fibre 00:10:00
Propagation of light through fibre 00:10:00
Types of optical fibre 00:10:00
Losses in optical fibre 00:15:00
Optical fibre communication 00:05:00
Fibre optic sensor 00:10:00
Fibre optic endoscope 00:05:00

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