Question

6) Which physical phenomena is responsible for observing a photo peak in the spectrum? a. Compton scattering with the detector material b. pair production interaction in the detector material c. photoelectric effect interaction in the sample d. photoelectric interaction with the detector material 7) If the voltage of X-ray tube is doubled, the intensity of X-rays will become: a. Half b. Unchanged c. Doubled d. Four times 8) In Nal detector, the relation between the pulse height and the applied voltage is ($P = KV^n$), n is proportional to: a. The length of the photomultiplier. b. The number of the dynodes in the photomultiplier. c. The applied voltage. d. The geometry of Nal crystal.

          6) Which physical phenomena is responsible for observing a photo peak
in the spectrum?
a. Compton scattering with the detector material
b. pair production interaction in the detector material
c. photoelectric effect interaction in the sample
d. photoelectric interaction with the detector material
7) If the voltage of X-ray tube is doubled, the intensity of X-rays will become:
a. Half
b. Unchanged
c. Doubled
d. Four times
8) In Nal detector, the relation between the pulse height and the applied voltage is
($P = KV^n$), n is proportional to:
a. The length of the photomultiplier.
b. The number of the dynodes in the photomultiplier.
c. The applied voltage.
d. The geometry of Nal crystal.

6) Which physical phenomena is responsible for observing a photo peak
in the spectrum?
a. Compton scattering with the detector material
b. pair production interaction in the detector material
c. photoelectric effect interaction in the sample
d. photoelectric interaction with the detector material
7) If the voltage of X-ray tube is doubled, the intensity of X-rays will become:
a. Half
b. Unchanged
c. Doubled
d. Four times
8) In Nal detector, the relation between the pulse height and the applied voltage is
(P = KV^n), n is proportional to:
a. The length of the photomultiplier.
b. The number of the dynodes in the photomultiplier.
c. The applied voltage.
d. The geometry of Nal crystal.

Added by Virginia C.

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