FEBRUARY 2017 Sub.Code :2111
B.Sc. NUCLEAR MEDICINE TECHNOLOGY
SECOND YEAR
PAPER I PHYSICS OF NUCLEAR MEDICINE INSTRUMENTATION
Q.P. Code: 802111
Time: Three Hours Maximum 100 Marks
Answer All questions
I. Elaborate on: x 10 30)
1. Explain scintillation and semiconductor detectors used for radiation detection.
2. Explain t test and chi-square test.
3. Explain the various gas filled detectors with their voltage response curves.
II. Write Notes on: x 5 40)
1. Flat field Collimators.
2. PMT.
3. GM counters.
4. Liquid scintillation detectors.
5. I131 Spectra.
6. Rectilinear scanner.
7. Counter paralysis.
8. Parallel hole High resolution collimators.
III. Short answers on: (10 x 3 30)
1. Spontaneous discharge.
2. Poisson distribution.
3. Pulse pile up.
4. Random errors.
5. Paralysable system.
6. Pinhole collimator.
7. Focal length in uptake probe.
8. Gamma probe.
9. Septal penetration.
10. Iso response curve.