Introduction To Health Physics
Introduction To Health Physics
5th Edition
ISBN: 9780071835275
Author: Johnson, Thomas E. (thomas Edward), Cember, Herman.
Publisher: Mcgraw-hill Education,
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Chapter 5, Problem 5.15P
To determine

The relative portion of 1 MeV photons to 0.1 MeV photons in emergent beam.

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The point source Co-60 emits gamma with energies of 1.17 MeV and 1.33 MeV. Each of these energies emits the same number of photon particles. At a certain location, the flux that is read is 5.7 x 109 photons/cm2.s, what is the intensity or energy flux with units of J/m^2.min
The point source Co-60 emits gamma with energies of 1.17 MeV and 1.33 MeV. Each of these energies emits the same number of photon particles. At a certain location, the flux read is 5.7 x 109 photons/cm2.s, what is the flux energy for 1.17 MeV for 24 hours of radiation exposure?
In a diagnostic x-ray procedure, 5.25×1010 photons are absorbed by tissue with a mass of 0.590 kg. The x-ray wavelength is 2.00×10−2 nm. A) What is the total energy absorbed by the tissue? Express your answer in millijoules.   B) What is the equivalent dose in rem? Express your answer in rem.
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