Dr. A.P.J. Abdul Kalam University MSC (Physics) II SEM Quantum Mechanics-II [MSP201T] June 2021 Question Paper

Dr. A.P.J. Abdul Kalam University

Master of Science (Physics)

Second Semester Main Examination, June-2021

Quantum Mechanics-II [MSP201T]

Time: 3:00 Hrs Max Marks 85

Note: Attempt all questions. Question no.1 to question no.4 has two parts.

Part A is 10 Marks and Parts B is 7 Marks.

Q.1 (a) Describe the Schrodinger Perturbation of non-degenerate and degenerate

levels.

(b) Explain application to perturbation of an Oscillator .

OR

(a) Explain Variation method and its application to ground state helium.

(b) Write application to theory of alpha decay.

Q.2 (a) Describe methods of variation constants and transition probability.

(b) Explain wave equation for a system of change particles.

OR

(a) Explain absorption and induced emission.

(b) Explain Einstein’s A&B coefficients and transition probability.

Q.3 (a) Explain theory of scattering.

(b) Explain born approximation & partial waves.

OR

(a) What do you understand by perfectly rigid sphare.

(b) Explain Pauli’s spin matric.

Q.4 (a) Explain Klein Gordon equation.

(b) Explain electromagnetic field hydrogen atom.

OR

(a) Describe negative energy states.

(b) Explain hyperfine splitting.

Q.5 (a) Describe WKB approximation method.

(b) Explain external electromagnetic field

OR

(a) Describe scattering by spherically symmetrical potential.

(b) Explain Dirac relative equation in electromagnetic field

Scanned Copies:

Share This