Question:
30 The half value thickness of an absorber is defined as the
Last updated: 6/13/2023
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30 The half value thickness of an absorber is defined as the thickness that will reduce exponentially the intensity of a beam of particles by a factor of 2 The half value thickness in um for lead assuming X ray beam of wavelength 20 pm u 50 cm 1 for X rays in lead at wavelength 20 pm ondig h is um