College Physics (10th Edition)
10th Edition
ISBN: 9780321902788
Author: Hugh D. Young, Philip W. Adams, Raymond Joseph Chastain
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Concept explainers
Question
Chapter 28, Problem 58GP
(a)
To determine
The kinetic energy of the electron after collision and its speed.
(b)
To determine
The wavelength of photon, if the electron is suddenly stopped to create photon of energy equal to that of kinetic energy of electron.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
You want to use a microscope to study the structure of a mitochondrion about 1.00 um in size. To be able to observe small
details within the mitochondrion, you want to use a wavelength of 0.0500 nm.
If your microscope uses light of this wavelength, what is the
momentum p of a photon?
p =
kg-m/s
If your microscope uses light of this wavelength, what is the
energy E of a photon?
E =
If instead your microscope uses electrons of this de Broglie
wavelength, what is the momentum p. of an electron?
Pe =
kg-m/s
If instead your microscope uses electrons of this de Broglie
wavelength, what is the velocity v of an electron?
v =
m/s
If instead your microscope uses electrons of this de Broglie
wavelength, what is the kinetic energy K of an electron?
K =
What advantage do your calculations suggest electrons
have compared to photons?
O An electron's charge allows it to attach to observed
particles, whereas a photon's electric neutrality
prevents it from moving close enough to the
observed particles…
A photon of wavelength 0.90638 nm strikes a free electron that is
initially at rest. The photon is scattered straight backward. What is the
speed of the recoil electron after the collision?
V = i
!
m/s
A 0.254-nm photon collides with a stationary electron. After the collision, the electron moves forward and the photon recoils backwards.
(a) Find the momentum of the electron.
Incorrect: Your answer is incorrect.
Your response differs from the correct answer by more than 10%. Double check your calculations. kg · m/s
(b) Find the kinetic energy of the electron.
eV
Chapter 28 Solutions
College Physics (10th Edition)
Ch. 28 - Prob. 1CQCh. 28 - Prob. 2CQCh. 28 - Prob. 3CQCh. 28 - Prob. 4CQCh. 28 - Prob. 5CQCh. 28 - Prob. 6CQCh. 28 - Prob. 7CQCh. 28 - Prob. 8CQCh. 28 - Prob. 9CQCh. 28 - Prob. 10CQ
Ch. 28 - Prob. 11CQCh. 28 - Prob. 12CQCh. 28 - Prob. 1MCPCh. 28 - Prob. 2MCPCh. 28 - Prob. 3MCPCh. 28 - Prob. 4MCPCh. 28 - Prob. 5MCPCh. 28 - Prob. 6MCPCh. 28 - Prob. 7MCPCh. 28 - Prob. 8MCPCh. 28 - Prob. 9MCPCh. 28 - Prob. 10MCPCh. 28 - Prob. 11MCPCh. 28 - Prob. 12MCPCh. 28 - Prob. 1PCh. 28 - Prob. 2PCh. 28 - Prob. 3PCh. 28 - Prob. 4PCh. 28 - Prob. 5PCh. 28 - Prob. 6PCh. 28 - Prob. 7PCh. 28 - Prob. 8PCh. 28 - Prob. 9PCh. 28 - Prob. 10PCh. 28 - Prob. 11PCh. 28 - Prob. 12PCh. 28 - Prob. 13PCh. 28 - Prob. 14PCh. 28 - Prob. 15PCh. 28 - Prob. 16PCh. 28 - Prob. 17PCh. 28 - Prob. 18PCh. 28 - Prob. 19PCh. 28 - Prob. 20PCh. 28 - Prob. 21PCh. 28 - Prob. 22PCh. 28 - Prob. 23PCh. 28 - Prob. 24PCh. 28 - Prob. 25PCh. 28 - Prob. 26PCh. 28 - Prob. 27PCh. 28 - Prob. 28PCh. 28 - Prob. 29PCh. 28 - Prob. 30PCh. 28 - Prob. 31PCh. 28 - Prob. 32PCh. 28 - Prob. 33PCh. 28 - Prob. 34PCh. 28 - Prob. 35PCh. 28 - Prob. 36PCh. 28 - Prob. 37PCh. 28 - Prob. 38PCh. 28 - Prob. 39PCh. 28 - Prob. 40PCh. 28 - Prob. 41PCh. 28 - Prob. 42PCh. 28 - Prob. 43PCh. 28 - Prob. 44PCh. 28 - Prob. 45PCh. 28 - Prob. 46PCh. 28 - Prob. 47PCh. 28 - Prob. 48PCh. 28 - Prob. 49PCh. 28 - Prob. 50GPCh. 28 - Prob. 51GPCh. 28 - Prob. 52GPCh. 28 - Prob. 53GPCh. 28 - Prob. 54GPCh. 28 - Prob. 55GPCh. 28 - Prob. 56GPCh. 28 - Prob. 57GPCh. 28 - Prob. 58GPCh. 28 - Prob. 59GPCh. 28 - Prob. 61GPCh. 28 - Prob. 62GPCh. 28 - Prob. 63GPCh. 28 - Prob. 64GPCh. 28 - Prob. 65GPCh. 28 - Prob. 66PPCh. 28 - Prob. 67PPCh. 28 - Prob. 68PPCh. 28 - Prob. 69PPCh. 28 - Prob. 70PPCh. 28 - Prob. 71PPCh. 28 - Prob. 72PPCh. 28 - Prob. 73PPCh. 28 - Prob. 74PP
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
- A 600-nm light falls on a photoelectric surface and electrons with the maximum kinetic energy of 0.17 eV are emitted. Determine (a) the work function and (b) the cutoff frequency of the surface. (c) What is the stopping potential when the surface is illuminated with light of wavelength 400 nm?arrow_forwardProblem 4: A photon originally traveling along the x axis, with wavelength λ = 0.100 nm is incident on an electron (m = 9.109 x 10-31 kg) that is initially at rest. The x-component of the momentum of the electron after the collision is 5.0 x 10-24 kg m/s and the y-component of the momentum of the electron after the collision is -6.0 x 10-24 kg m/s. If the photon scatters at an angle + from its original direction, what is wavelength of the photon after the collision. h= 6.626 x 10:34 J·s and c = 3.0 x 108 m/s.arrow_forwardA photon with wavelength of 0.1100 nmnm collides with a free electron that is initially at rest. After the collision, the photon's wavelength is 0.1142 nmnm. A) What is the kinetic energy of the electron after the collision? Express your answer in electronvolts. B) What is the speed of the electron after the collision? Express your answer with the appropriate units. C) If the electron is suddenly stopped (for example, in a solid target), all of its kinetic energy is used to create a photon. What is the wavelength of this photon? Express your answer with the appropriate units.arrow_forward
- A sheet of metal is illuminated by photons with a wavelength of 325 nm and the emitted electrons are found to have a maximum kinetic energy of 1.25 eV. If the same metal is illuminated by 225 nm light, what will be the maximum speed of emitted electrons? Give your answer in km/s to 3 significant digits.arrow_forwardAn electron is moving at 3.5 x 106 m/s. A photon of what wavelength would have the same momentum?arrow_forwardLight of wavelength 340 nm, 600 nm and 680 nm is incident on a metal. Electrons are not emitted from the metal, which of the following is the most likely scenario. The energy of the photon for 600 nm light corresponds to the work function of the material. The energy of the photon for 680 nm light corresponds to the work function of the material. The work function is less than any of these photon energies. The work function is more than any of these photon energies. The energy of the photon for 340 nm light corresponds to the work function of the material.arrow_forward
- A photon of wavelength 200 nm is scattered by an electron that is initially at rest. Which one of the following statements concerning the wavelength of the scattered photon is true? Question 25 options: The wavelength is zero nm. The wavelength is greater than 200 nm. The wavelength is 200 nm. The wavelength is less than 200 nm, The wavelength is less than 100 nm but greater than zero.arrow_forwardwhat is the speed of an electron that has the same momentum as a photon with a wavelength in vacuum of 488 nm? The mass of an electron is 9.11 × 10^–31 kg.arrow_forwardLight of wavelength 400 nm, 620 nm and 750 nm is incident on a metal. Electrons are found to either be emitted at rest or emitted with one velocity, which of the following is the most likely scenario. The work function is less than any of these photon energies. The work function is more than any of these photon energies. The energy of the photon for 750 nm light corresponds to the work function of the material. The energy of the photon for 620 nm light corresponds to the work function of the material. The energy of the photon for 400 nm light corresponds to the work function of the material.arrow_forward
- A photon with wavelength I = 0.1385 nm scatters from an electron that is initially at rest. What must be the angle between the direction of propagation of the incident and scattered photons if the speed of the electron immediately after the collision is 8.90 x 106 m/s?arrow_forwardA photon of wavelength 0.59242 nm strikes a free electron that is initially at rest. The photon is scattered straight backward. What is the speed of the recoil electron after the collision? V = iarrow_forwardA photon with wavelength ? = 0.668 nm undergoes a one-dimensional collision with an initially stationary electron. Determine the momentum (in keV/c) of the electron and the kinetic energy (in eV) of the electron.arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- Physics for Scientists and Engineers with Modern ...PhysicsISBN:9781337553292Author:Raymond A. Serway, John W. JewettPublisher:Cengage LearningUniversity Physics Volume 3PhysicsISBN:9781938168185Author:William Moebs, Jeff SannyPublisher:OpenStaxPrinciples of Physics: A Calculus-Based TextPhysicsISBN:9781133104261Author:Raymond A. Serway, John W. JewettPublisher:Cengage Learning
Physics for Scientists and Engineers with Modern ...
Physics
ISBN:9781337553292
Author:Raymond A. Serway, John W. Jewett
Publisher:Cengage Learning
University Physics Volume 3
Physics
ISBN:9781938168185
Author:William Moebs, Jeff Sanny
Publisher:OpenStax
Principles of Physics: A Calculus-Based Text
Physics
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Cengage Learning