REVISED 2012 Applied Physics-II Mumbai University

REVISED 2012 Applied Physics-II Mumbai University

REVISED 2012 Applied Physics-II Mumbai University
Syllabus  Applied Physics-II 

1. INTERFERENCE AND DIFFRACTION OF LIGHT

Interference in thin film  – Introduction, interference due to reflected and transmitted light by thin 
transparent parallel film; origin of colours in thinfilm; Wedge shaped thin film; Newton’s rings; 
Applications of interference – Determination of thickness of very thin wire or foil, determination of 
refractive index of liquid, wavelength of incident light, radius of curvature of lens, testing of surface 
flatness, non-reflecting films, Highly reflecting film 
Diffraction of Light – Introduction; Fraunhoffer diffraction at single slit ; Fraunhoffer diffraction at 
ouble slit; diffraction due to N- slits ( Diffraction Grating), missing orders, Highest possible orders; 
determination of wavelength of light with a plane transmission grating; resolving power of a grating; 
dispersive power of a grating. 

2. FIBRE OPTICS AND LASERS:

Fibre optics :
Introduction, total internal reflection, basic construction, optical fibre as light guide and 
types of optical fibre; Numerical Aperture and maximum angle of acceptance, Numerical Aperture for 
graded index fibre; V-number, Maximum number of possible orders; Losses in optical fibre; Merits of 
optical fibre; Applications. 
Lasers :
Quantum processes as absorption, spontaneous emission and stimulated emission; metastable 
states, population inversion, pumping, resonance cavity, Einsteins’s equations; Helium Neon laser; 
Nd:YAG laser; Semiconductor laser, 
Applications of laser- Holography (construction and reconstruction of holograms) and other applications. 


3. QUANTUM MECHANICS:


Introduction, Wave particle duality, de Broglie wavelength; experimental verification of de 
Broglie theory; properties of matter waves; wavepacket, group velocity and phase velocity; Wave 
function, Physical interpretation of wave function;Heisenberg’s uncertainty principle; Electron 
diffraction experiment and Gama ray microscope experiment; Applications of uncertainty principle; 
Schrodinger’s time dependent wave equation, time independent wave equation, – Motion of free particle, 
Particle trapped in one dimensional infinite potential well. 

4. MOTION OF CHARGED PARTICLE IN ELECTRIC AND MAGNETIC FIELDS –


Electrostatic focusing; Magnetostatic focusing; Cathoderay tube (CRT); Cathod ray Oscilloscope (CRO); 
Application of of CRO, 

5. SUPERCONDUCTIVITY:


Introduction, Meissner Effect; Type I and Type II superconductors; BCS Theory(concept of Cooper pair); 
Josephson effect; Applications of superconductors- SQUID, MAGLEV 

6. NANOSCIENCE AND NANOTECHNOLOGY


Introduction to nano-science and nanotechnology; Two main approaches in nanotechnology – 
Bottom up technique and top down technique; Tools used in nanotechnology such as Scanning electron 
microscope, Scanning Tunneling Microscope, Atomic Force Microscope. 
Nano materials: Methods to produce nanomaterials; Applications of nanomaterials; Different forms of 
carbon nanoparticles, carbon nanotubes, properties and applications. 



Books Recommended: 
1.  A Textbook of Engineering physics – Avadhanulu & Kshirsagar, S.Chand 
2.  Engineering Physics- Uma Mukherji ( third edition), Narosa 
3.  Engineering Physics – R.K.Gaur & S.L. Gupta, Dhanpat Rai publications 
4.  Modern Engineering Physics – Vasudeva, S.Chand 
5.  Concepts of Modern Physics- Arther Beiser, Tata Mcgraw Hill 
6.  A textbook of Optics – N. Subramanyam and Brijlal, S.Chand 
7.  Optics – Ajay Ghatak, Tata Mc Graw Hill 
8.  Intoduction to Nanotechnology- Charles P. Poole, Jr., Frank J. Owens,Wiley India edition 
9.  Nano: The Essential – T. Pradeep, Mcgraw-Hill Education