Dr.A.P.J.Abdul Kalam University MSC III SEM (Physics) Nuclear and Practice (MSP302T) Dec - 2020 Question Papers

Dr.A.P.J.Abdul Kalam University

Master of Science (Physics)

Third Semester Main Examination, Dec-2020

Nuclear and Practice (MSP302T)

Time: 3:00 Hrs Max Marks 85

Note: Attempt all questions. Question no 1 to Question no. 5 has 2 parts. Part A is 10

marks and part B is 7 marks.

Q.1 (a) Explain low-energy n-p scattering.

(b) What do you mean by exchange & Tensor forces?

OR

(a) Explain Spin dependence of n-p forces.

(b) What are compound nuclear reaction?

Q.2 (a) Describe the construction and working of a cyclotron. Discuss its limitations.

(b) What do you mean by LINAC?

OR

(a) Explain Betatron?

(b) Define phase stability.

Q.3 (a) Explain the postulates of the liquid drop model. Give a simple derivation of semi-empirical

mass formula.

(b) Define nuclear quadrapole moment.

OR

(a) What is magic number? Explain shell model of the nucleus.

(b) What do you mean by spin orbit interaction?

Q.4 (a) What are the general features of B-ray spectrum?

(b) Explain multipole radiation.

OR

(a) Explain fermi theory of B-decay.

(b) What do you mean by nuclear isomerism?

Q.5 (a) Explain symmetry and conservation laws.

(b) Write brief classification of elementary particles.

OR

(a) What do you mean by fundamental interaction?

(b) Define symmetry schemes of elementary particles.  

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