MAY 2017 Sub. Code: 4011
M.Sc. MEDICAL PHYSICS EXAMS
FIRST YEAR
PAPER I RADIATION PHYSICS
Q.P. Code 284011
Time Three hours Maximum 100 Marks
I. Elaborate on: x 20 40)
1. Discuss in detail, about the interaction of particulate radiation with matter and its
significance in radiotherapy.
2. Give a detailed account of the various atomic models.
II. Write notes on: (10 x 6 60)
1. Motion of electrons in magnetic field.
2. Ionization and excitation.
3. Mass defect and atomic binding energy.
4. Electromagnetic induction.
5. Quantum model.
6. Inverse square law of radiation.
7. Production of artificial radioactive isotopes.
8. Linear and Mass attenuation coefficient.
9. Compton effect of radiation.
10. Cerenkov radiation.