43. (a) Show that the thickness X1/2 of an absorber required to reduce the intensity of a beam of radiation by a factor of 2 is given by X1/2 = 0.693/μ.(b) Find the absorber thickness needed to produce an intensity reduction of a factor of 10.

43. (a) Show that the thickness X1/2 of an absorber required to reduce the intensity of a beam of radiation by a factor of 2 is given by X1/2 = 0.693/μ.(b) Find the absorber thickness needed to produce an intensity reduction of a factor of 10.

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter39: Relativity

Section: Chapter Questions

Problem 59PQ

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43. (a) Show that the thickness X_1/2 of an absorber required to reduce the intensity of a beam of radiation by a factor of 2 is given by X_1/2 = 0.693/μ.(b) Find the absorber thickness needed to produce an intensity reduction of a factor of 10.

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