AUGUST 2018 Sub. Code: 1402
DIPLOMA IN RADIOLOGY IMAGING TECHNOLOGY
FIRST YEAR
PAPER II GENERAL PHYSICS, RADIATION PHYSICS AND
PHYSICS OF DIAGNOSTIC RADIOLOGY
Q.P. Code: 841402
Time Three Hours Maximum 100 Marks
Answer All questions.
I. Elaborate on: x 10 30)
1. Write in detail about construction and working modern of X-ray machine.
2. Explain the photoelectric effect radiation with matter.
3. Write in detail about construction and working of ionization chamber.
II. Write notes on: (10 x 5 50)
1. Explain inverse square law.
2. Atoms and molecules.
3. Photo electric effect.
4. Tube current.
5. Electromagnetic radiation.
6. X-ray efficiency.
7. Explain the phenomenon of magnetism.
8. Radiation survey meter.
9. Radioactive decay.
10. Auto Transformer.
III. Short answers on: (10 x 2 20)
1. Define Ohm's Law.
2. Mass number.
3. Define work.
4. What is conduction?
5. Why Tungsten used as a X-ray target material?
6. Define power and give its unit.
7. Electromagnetic spectrum.
8. Define focal spot.
9. Filament current.
10. What is TLD?