A137cs source has an activity of 700 µci. a gamma photon with energy 0.662 mev is emitted with a frequency of 0.849 per decay. at a distance of 2 meters from the source, what is (a) the exposure rate, (b) the kerma rate in air, and (c) the dose equivalent rate?
answers should be: 56 micror/hr b) 0.50 microgy/h c) 0.54 microsv/hr
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