### PH8151 - ENGINEERING PHYSICS (Syllabus) 2017-regulation Anna University

PH8151 |
ENGINEERING PHYSICS |
LPTC |
---|

**3003**

**OBJECTIVES:**

• To enhance the fundamental knowledge in Physics and its applications relevant to various streams of Engineering and Technology.

UNIT I |
PROPERTIES OF MATTER |
9 |
---|

Elasticity – Stress-strain diagram and its uses - factors affecting elastic modulus and tensile strength
– torsional stress and deformations – twisting couple - torsion pendulum: theory and experiment - bending of beams - bending moment – cantilever: theory and experiment – uniform and non-uniform bending: theory and experiment - I-shaped girders - stress due to bending in beams.

UNIT II |
WAVES AND FIBER OPTICS |
9 |
---|

Oscillatory motion – forced and damped oscillations: differential equation and its solution – plane progressive waves – wave equation. Lasers : population of energy levels, Einstein’s A and B coefficients derivation – resonant cavity, optical amplification (qualitative) – Semiconductor lasers: homojunction and heterojunction – Fiber optics: principle, numerical aperture and acceptance angle - types of optical fibres (material, refractive index, mode) – losses associated with optical fibers - fibre optic sensors: pressure and displacement.

UNIT III |
THERMAL PHYSICS |
9 |
---|

Transfer of heat energy – thermal expansion of solids and liquids – expansion joints - bimetallic strips
- thermal conduction, convection and radiation – heat conductions in solids – thermal conductivity - Forbe’s and Lee’s disc method: theory and experiment - conduction through compound media (series and parallel) – thermal insulation – applications: heat exchangers, refrigerators, ovens and solar water heaters.

UNIT IV |
QUANTUM PHYSICS |
9 |
---|

Black body radiation – Planck’s theory (derivation) – Compton effect: theory and experimental verification – wave particle duality – electron diffraction – concept of wave function and its physical significance – Schrödinger’s wave equation – time independent and time dependent equations – particle in a one-dimensional rigid box – tunnelling (qualitative) - scanning tunnelling microscope.

UNIT V |
CRYSTAL PHYSICS |
9 |
---|

Single crystalline, polycrystalline and amorphous materials – single crystals: unit cell, crystal systems, Bravais lattices, directions and planes in a crystal, Miller indices – inter-planar distances - coordination number and packing factor for SC, BCC, FCC, HCP and diamond structures - crystal imperfections: point defects, line defects – Burger vectors, stacking faults – role of imperfections in plastic deformation - growth of single crystals: solution and melt growth techniques.

**TOTAL : 45 PERIODS**

**OUTCOMES: Upon completion of this course,**

• the students will gain knowledge on the basics of properties of matter and its applications,

• the students will acquire knowledge on the concepts of waves and optical devices and their applications in fibre optics,

• the students will have adequate knowledge on the concepts of thermal properties of materials and their applications in expansion joints and heat exchangers,

• the students will get knowledge on advanced physics concepts of quantum theory and its applications in tunneling microscopes, and

• the students will understand the basics of crystals, their structures and different crystal growth techniques.

• the students will acquire knowledge on the concepts of waves and optical devices and their applications in fibre optics,

• the students will have adequate knowledge on the concepts of thermal properties of materials and their applications in expansion joints and heat exchangers,

• the students will get knowledge on advanced physics concepts of quantum theory and its applications in tunneling microscopes, and

• the students will understand the basics of crystals, their structures and different crystal growth techniques.

**TEXT BOOKS:**

1. Bhattacharya, D.K. & Poonam, T. “Engineering Physics”. Oxford University Press, 2015.

2. Gaur, R.K. & Gupta, S.L. “Engineering Physics”. Dhanpat Rai Publishers, 2012.

3. Pandey, B.K. & Chaturvedi, S. “Engineering Physics”. Cengage Learning India, 2012.

2. Gaur, R.K. & Gupta, S.L. “Engineering Physics”. Dhanpat Rai Publishers, 2012.

3. Pandey, B.K. & Chaturvedi, S. “Engineering Physics”. Cengage Learning India, 2012.

**REFERENCES:**

1. Halliday, D., Resnick, R. & Walker, J. “Principles of Physics”. Wiley, 2015.

2. Serway, R.A. & Jewett, J.W. “Physics for Scientists and Engineers”. Cengage Learning, 2010.

3. Tipler, P.A. & Mosca, G. “Physics for Scientists and Engineers with Modern Physics’. W.H.Freeman, 2007.

2. Serway, R.A. & Jewett, J.W. “Physics for Scientists and Engineers”. Cengage Learning, 2010.

3. Tipler, P.A. & Mosca, G. “Physics for Scientists and Engineers with Modern Physics’. W.H.Freeman, 2007.

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