6.1 Derive the relationship between half value layer (HVL) and linear attenuation coefficient (μ).
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6.1 Derive the relationship between half value layer (HVL) and linear attenuation coefficient (μ).
6.2 Calculate the thickness of aluminum required to reduce the intensity of a 200 keV gamma-ray beam to 40% of its incident intensity? Assume that the HVL for 200 keV gamma-rays is 2,14 cm Al.
6.3 Draw a graph to illustrate how a mono-energetic photon beam is attenuated through four HVL thicknesses of Al (Aluminium).
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