Engineering Physics II - Important Questions for Nov/Dec 2012 Exam

Unit 1 

1. Density of states
2. Fermi Dirac distribution function
3. Quantum theory assumptions, drawbacks. 

Unit 2

1.Hall Effect
2.Expression for extrinisic semiconductor (p & n type). 

Unit 3 

1. High temperature super conductors.
2. Isotope effect , type I , type II , super conductors.
3. Meissner effect.
4. Soft and hard magnetic materials.
5. SQUID , cryotron , magnetic train , Josephson.
6. BCS theory.

Unit 4 

1. Dielectric breakdown.
2. Frequency dependence of polarization.
3. Ferro electric materials, applications.
4. Use of dielectric materials.
5. Dielectric loss.
6. Local field.

Unit 5 

1. Nano phase materials, preparation of chemical vapour deposition and properties, plasma.
2. Carbon nano tubes fabrication using arc method.

3. Metallic glasses