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    Modern Physics: Absorption of Mixed Energy Photon Beam

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    A collimated gamma ray beam consists of equal numbers of 0.1 MeV and
    1.0 MeV photons. If the beam enters a 15 cm thick concrete shield, what
    is the relative portion of 1 MeV photons to 0.1 MeV photons in the
    emergent beam?

    © BrainMass Inc. brainmass.com March 4, 2021, 6:12 pm ad1c9bdddf
    https://brainmass.com/physics/energy/modern-physics-absorption-of-mixed-energy-photon-beam-34338

    Solution Summary

    A beam consist of photons of different energies incident and obstacle. The ratio of photons in the emerging beam is calculated.

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