Exam Details
| Subject | solid state physics ii | |
| Paper | ||
| Exam / Course | m.sc. in physics | |
| Department | ||
| Organization | acharya nagarjuna university-distance education | |
| Position | ||
| Exam Date | May, 2017 | |
| City, State | new delhi, new delhi |
Question Paper
Total No. of Questions 09] [Total No. of Pages 1
M.Sc. (Second) DEGREE EXAMINATION, MAY 2017
Second Year
PHYSICS
Solid State Physics II
Time 3 Hours Maximum Marks 70
Answer any Five questions
All questions carry equal marks
Q1) Explain what is meant by polarization in solid dielectric. Arrive at the relation
between the dielectric constant and atomic polarizability.
Q2) Give the classification of representation ferroelectric materials and explain the theory of
the ferroelectric displacive transitions.
Q3) What is meant by point defects in crystal lattice? Explain different types of point defects
with suitable examples.
Q4) Distinguish between paramagnetism and diamagnetism and explain the quantum
theory of magnetic susceptibility.
Q5) Explain the Heissenberg's exchange interaction in ferromagnetism and discuss the
ferro magnetic domains.
Q6) Give an account of Neel's theory of artiferromagnetism and explain spin waves.
Q7) Define super conductivity and explain what is energy gap in super conductors. Discuss
the observation and dependence of preparation on energy gap in superconductors.
Q8) Explain the BCS Theory of super conductors and discuss the imparliart predictors of the
BCS theory.
Q9) Write a note on Two of the following
Ferroelectric domains
Adiabatic demagnetization
GMR CMR materials
High Temperature super conductors.
M.Sc. (Second) DEGREE EXAMINATION, MAY 2017
Second Year
PHYSICS
Solid State Physics II
Time 3 Hours Maximum Marks 70
Answer any Five questions
All questions carry equal marks
Q1) Explain what is meant by polarization in solid dielectric. Arrive at the relation
between the dielectric constant and atomic polarizability.
Q2) Give the classification of representation ferroelectric materials and explain the theory of
the ferroelectric displacive transitions.
Q3) What is meant by point defects in crystal lattice? Explain different types of point defects
with suitable examples.
Q4) Distinguish between paramagnetism and diamagnetism and explain the quantum
theory of magnetic susceptibility.
Q5) Explain the Heissenberg's exchange interaction in ferromagnetism and discuss the
ferro magnetic domains.
Q6) Give an account of Neel's theory of artiferromagnetism and explain spin waves.
Q7) Define super conductivity and explain what is energy gap in super conductors. Discuss
the observation and dependence of preparation on energy gap in superconductors.
Q8) Explain the BCS Theory of super conductors and discuss the imparliart predictors of the
BCS theory.
Q9) Write a note on Two of the following
Ferroelectric domains
Adiabatic demagnetization
GMR CMR materials
High Temperature super conductors.