Modern Physics
3rd Edition
ISBN: 9781111794378
Author: Raymond A. Serway, Clement J. Moses, Curt A. Moyer
Publisher: Cengage Learning
expand_more
expand_more
format_list_bulleted
Concept explainers
Question
Chapter 14, Problem 45P
(a)
To determine
The thickness of a layer of the material.
(b)
To determine
The fraction of the initial beam intensity reduces by the lead material alone.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
For the intensity of a monochromatic beam of gamma rays to be reduced to 30% of its initial value, what thickness of a material is needed if it is measured in terms of the half-value layer for that material?
For conventional radiography with a tungsten target, how much X-Raybeam intensity is due to Bremsstrahlung?(A) 10 %(B) 40 %(C) 60 %(D) 90 %
The linear absorption coefficient of 1 MeV X-rays in water is 7.06 m-1.
How many times will the radiation intensity decrease in a 19.6 cm thick water layer?
Chapter 14 Solutions
Modern Physics
Ch. 14 - Prob. 1QCh. 14 - Prob. 2QCh. 14 - Prob. 3QCh. 14 - Prob. 4QCh. 14 - Prob. 5QCh. 14 - Prob. 7QCh. 14 - Prob. 8QCh. 14 - Prob. 9QCh. 14 - Prob. 10QCh. 14 - Prob. 11Q
Ch. 14 - Prob. 12QCh. 14 - Prob. 14QCh. 14 - Prob. 15QCh. 14 - Prob. 1PCh. 14 - Prob. 2PCh. 14 - Prob. 3PCh. 14 - Prob. 4PCh. 14 - Prob. 5PCh. 14 - Prob. 6PCh. 14 - Prob. 7PCh. 14 - Prob. 8PCh. 14 - Prob. 9PCh. 14 - Prob. 10PCh. 14 - Prob. 11PCh. 14 - Prob. 12PCh. 14 - The atomic weight of cadmium is 112.41, and its...Ch. 14 - Prob. 15PCh. 14 - Prob. 16PCh. 14 - Prob. 17PCh. 14 - Prob. 19PCh. 14 - Prob. 20PCh. 14 - Prob. 21PCh. 14 - Prob. 22PCh. 14 - Prob. 23PCh. 14 - Prob. 24PCh. 14 - Prob. 25PCh. 14 - Prob. 27PCh. 14 - Prob. 28PCh. 14 - Prob. 29PCh. 14 - Prob. 30PCh. 14 - Prob. 31PCh. 14 - Prob. 32PCh. 14 - Prob. 33PCh. 14 - Prob. 34PCh. 14 - Prob. 35PCh. 14 - Prob. 36PCh. 14 - Prob. 37PCh. 14 - Prob. 38PCh. 14 - Prob. 39PCh. 14 - Prob. 40PCh. 14 - Prob. 41PCh. 14 - Prob. 42PCh. 14 - Prob. 43PCh. 14 - Prob. 45PCh. 14 - Prob. 46PCh. 14 - Prob. 47PCh. 14 - Prob. 48PCh. 14 - Prob. 49PCh. 14 - Prob. 50PCh. 14 - Prob. 51PCh. 14 - Prob. 52PCh. 14 - Prob. 53PCh. 14 - Prob. 54PCh. 14 - Prob. 55PCh. 14 - Prob. 56PCh. 14 - Prob. 57PCh. 14 - Prob. 58PCh. 14 - Prob. 59PCh. 14 - Prob. 60P
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.Similar questions
- Typical 10-fold intensity reduction values for X-ray radiation with energy 1 MeV are 30 cm for bone tissues, 20 cm for aluminum, 5 cm for lead. Find mass and linear attenuation coefficients if densities are 1.85 g/cm3, 2.70 g/cm3, 11.35 g/cm3, respectively.arrow_forwardTypical HVL values for X-ray radiation with energy 1 MeV are 3 cm for bone tissues, 2 cm for aluminum, 0.3 cm for lead. Find mass and linear attenuation coefficients if densities are 1.85 g/cm3 , 2.70 g/cm3 , 11.35 g/cm3, respectively.arrow_forwardWhat are the minimum energies of the two oppositely directed gamma rays in a PET procedure?arrow_forward
- What thickness of aluminum is required to reduce 200Kev gamma rays to 10% of its original value? Note that the thickness of half the value at energy Kev 200 in aluminum is 2.14 cmarrow_forwardFor a given beam current and target thickness, why would you expect a tungsten target to produce a higher x-ray intensity than targets of molybdenum or chromium?arrow_forwardThe HVL for Pb for a particular energy x-ray is 0.1mm. By how much will an x-ray beam be reduced, if a lead sheet 1.5mm thick is placed in its path?arrow_forward
- In a diagnostic x-ray procedure, 5.25×1010 photons are absorbed by tissue with a mass of 0.590 kg. The x-ray wavelength is 2.00×10−2 nm. A) What is the total energy absorbed by the tissue? Express your answer in millijoules. B) What is the equivalent dose in rem? Express your answer in rem.arrow_forwardDuring X-ray diagnostics, lead aprons made of a thin layer of lead are used in order toprotect against the harmful effects of X-ray radiation. Determine, by what factor is the intensity of Xray radiation reduced after passing the apron of thickness 0.5 mm. The mass attenuation coefficientfor a radiation source with an energy of 140 keV is μm = 2 cm2/g. Density of lead ρ = 11.35 g/cm3arrow_forwardIn a diagnostic x-ray procedure, 5.00 * 1010 photons are absorbed by tissue with a mass of 0.600 kg. The x-ray wavelength is 0.0200 nm. (a) What is the total energy absorbed by the tissue? (b) What is the equivalent dose in rem?arrow_forward
- What is the dose in mSv for: (a) a 0.1 Gy xray? (b) 2.5 mGy of neutron exposure to the eye? (c) 1.5 mGy of exposure?arrow_forwardIB. Wliv is a PET scan more accurate than a SPECT scan?arrow_forwardDuring the deep X-ray therapy high energy X-rays are used. They are filtered by passing themthrough copper and aluminium plates. If the copper plate has thickness ?1 = 1 mm and aluminiumplate ?2 = 5 mm, find reduction in X-ray beam intensity. Linear attenuation coefficients for copperand aluminium are ?1 = 0,32 cm –1, and ?2 = 0,15 cm –1, respectively.arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- Modern PhysicsPhysicsISBN:9781111794378Author:Raymond A. Serway, Clement J. Moses, Curt A. MoyerPublisher:Cengage LearningPrinciples of Physics: A Calculus-Based TextPhysicsISBN:9781133104261Author:Raymond A. Serway, John W. JewettPublisher:Cengage LearningCollege PhysicsPhysicsISBN:9781938168000Author:Paul Peter Urone, Roger HinrichsPublisher:OpenStax College
- University Physics Volume 3PhysicsISBN:9781938168185Author:William Moebs, Jeff SannyPublisher:OpenStax
Modern Physics
Physics
ISBN:9781111794378
Author:Raymond A. Serway, Clement J. Moses, Curt A. Moyer
Publisher:Cengage Learning
Principles of Physics: A Calculus-Based Text
Physics
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Cengage Learning
College Physics
Physics
ISBN:9781938168000
Author:Paul Peter Urone, Roger Hinrichs
Publisher:OpenStax College
University Physics Volume 3
Physics
ISBN:9781938168185
Author:William Moebs, Jeff Sanny
Publisher:OpenStax