ENGINEERING PHYSICS1 Syllabus for Annauniversity Semester1







PH2111
ENGINEERING PHYSICS I
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UNIT I     ULTRASONICS                                                                                                 9
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 - NoDestructive Testing pulse echo system through transmission and reflection modes -  A,B and C scan displays, Medical applications - Sonograms


UNIT II     LASERS                                                                                                            9
Introduction Principle of Spontaneous emission and stimulated emission. Population inversion, pumping. Einsteins A and B coeffcients  - derivation. Types of lasers He-Ne,
CO      Nd-YAG,  Semiconductor  lasers  (homojunction  &  heterojunction)  Qualitative
 ,
Industrial Applications - Lasers in welding, heat treatment, cutting Medical applications
- Holography (construction & reconstruction).

UNIT III     FIBER OPTICS & APPLICATIONS                                                                9
Principle and propagation of light in optical fibres Numerical aperture and Acceptance angle - Types of optical fibres (material, refractive index, mode) Double crucible technique of fibre drawing - Splicing, Loss in optical fibre attenuation, dispersion, bending  -  Fibre  optical  communication  syste(Block  diagram)  -  Light  sources  - Detectors - Fibroptic sensors temperature & displacement -  Endoscope.

UNIT IV      QUANTUM PHYSICS                                                                                    9
Black body radiation Plancks  theory (derivation) Deduction of Wiens displacement law and Rayleigh Jeans’ Law from Plancks theory Compton effect. Theory and experimental verification Matter waves – 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 V     CRYSTAL PHYSICS                                                                                       9
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 NaCl, ZnS, diamond and graphite structures Polymorphism and allotropy - Crystal defects point, line and surface defects- Burger vector.
TOTAL: 45 PERIODS TEXT BOOKS:
1.  R. K. Gaur and S.C. Gupta, Engineering Physics’ Dhanpat Rai Publications, New
Delhi(2003)
2.  M.N.  Avadhanulu  and  PG  Kshirsagar,  A  Text  book  of  Engineering  Physics, S.Chand and company, Ltd., New Delhi, 2005.

REFERENCES:
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1.  Serway and Jewett, Physics for Scientists and Engineers with Modern Physics, 6
Edition, Thomson Brooks/Cole, Indian reprint (2007)
2.  Rajendran, V and Marikani A, Engineering Physics’ Tata McGraw Hill Publications
Ltd, III Edition, New Delhi, (2004).
3.  Palanisamy, P.K., Engineering Physics’ Scitech publications, Chennai, (2007).
4.  Jayakumar. S, Engineering Physics, R.K. Publishers, Coimbatore, (2003).
5.  Chitra Shadrach and Sivakumar Vadivelu, Engineering Physics, Pearson Education,
New Delhi, (2007).







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