Inquiry into Physics
8th Edition
ISBN: 9781337515863
Author: Ostdiek
Publisher: Cengage
expand_more
expand_more
format_list_bulleted
Concept explainers
Question
Chapter 12, Problem 14P
To determine
The redshift of a photon.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
1. An electron of mass m and kinetic energy equal to its mass strikes a
positron at rest. They annihilate, creating two high-energy photons. One photon enters
a detector placed at an angle of 90° with respect to the direction of the incident electron.
What is the value of 0 of the second photon?
А. 22°
EP.
В. 30°
С. 45°
E.P.
90
a
D. 60°
E. P.
BEFORE
AFTER
2. A moving radioactive particle of
mass 5m and kinetic energy T disintegrates into two par-
ticles. One of the final particles has mass m and is at
rest while the other final particle is massless and is in
the forward direction as shown in the figure. What is the
threshold/minimum kinetic energy T for this process to
BEFORE
T, 5m
AFTER
осcur?
А. бт
В. 8т
m1 = m
m2 = 0
С. 12m
D. 16m
3. A proton of mass 938 [MeV] and energy 1069 [MeV] collides with another
stationary proton. After the collision, the two protons form a composite particle with some
energy and momentum. Which of the following choices is the rest mass of the composite…
18. A particle of mass M at rest decays into two particles of
masses m and m₂ having non-zero velocities. The ratio of the
de-Broglie wavelengths of the particles 2₁/λ₂ is
(a) m₁ / m₂
(b) m₂/m₁
(c) 1
(d) √m₂/√m₁
A 610 keV gamma ray is incident on an electron at rest. If the scattered photon has a scattering angle of 112° with respect to the direction of the incident photon, determine the following.
(a) Energy (in keV) of the scattered photon
2.094
How can you determine the wavelength and hence energy of the scattered photon? keV
(b) Kinetic energy (in keV) of the scattered electron
40.2
How is the energy of the scattered electron related to the energy of the incident and scattered photons? ke
(c) Recoil angle (in degrees) of the scattered electron
112
x
Is momentum conserved during this process? How can you determine the momentum of the scattered photon and electron?°
Chapter 12 Solutions
Inquiry into Physics
Ch. 12 - Prob. 1AACh. 12 - Prob. 2AACh. 12 - Prob. 1PIPCh. 12 - Prob. 1MIOCh. 12 - Prob. 2MIOCh. 12 - Prob. 1QCh. 12 - Prob. 2QCh. 12 - Prob. 3QCh. 12 - Prob. 4QCh. 12 - Prob. 5Q
Ch. 12 - Prob. 6QCh. 12 - Prob. 7QCh. 12 - Prob. 8QCh. 12 - Prob. 9QCh. 12 - (Indicates a review question, which means it...Ch. 12 - Prob. 11QCh. 12 - Prob. 12QCh. 12 - (Indicates a review question, which means it...Ch. 12 - Prob. 14QCh. 12 - Prob. 15QCh. 12 - Prob. 16QCh. 12 - Prob. 17QCh. 12 - Prob. 18QCh. 12 - Prob. 19QCh. 12 - Prob. 20QCh. 12 - Prob. 21QCh. 12 - Prob. 22QCh. 12 - Prob. 23QCh. 12 - Prob. 24QCh. 12 - Prob. 25QCh. 12 - Prob. 26QCh. 12 - Prob. 27QCh. 12 - Prob. 28QCh. 12 - Prob. 29QCh. 12 - Prob. 30QCh. 12 - Prob. 31QCh. 12 - Prob. 32QCh. 12 - Prob. 33QCh. 12 - Prob. 34QCh. 12 - Prob. 35QCh. 12 - Prob. 36QCh. 12 - Prob. 37QCh. 12 - Prob. 38QCh. 12 - Prob. 39QCh. 12 - Prob. 40QCh. 12 - Prob. 41QCh. 12 - Prob. 42QCh. 12 - Prob. 43QCh. 12 - Prob. 44QCh. 12 - Prob. 1PCh. 12 - How fast would a muon have to be traveling...Ch. 12 - The lifetime of a free neutron is 886 s. If a...Ch. 12 - Prob. 4PCh. 12 - The formula for length contraction gives the...Ch. 12 - Prob. 6PCh. 12 - Prob. 7PCh. 12 - Prob. 8PCh. 12 - Prob. 9PCh. 12 - . In a particular beam of protons, each particle...Ch. 12 - . A particle of rest energy 140 MeV moves at a...Ch. 12 - . If the relativistic kinetic energy of a particle...Ch. 12 - Prob. 13PCh. 12 - Prob. 14PCh. 12 - Prob. 15PCh. 12 - . How many years would you have to wait to observe...Ch. 12 - Prob. 17PCh. 12 - Prob. 18PCh. 12 - . A compact neutron star has a mass of kg (about...Ch. 12 - Prob. 20PCh. 12 - Prob. 21PCh. 12 - Prob. 22PCh. 12 - Prob. 23PCh. 12 - Prob. 24PCh. 12 - Prob. 25PCh. 12 - Prob. 26PCh. 12 - Prob. 27PCh. 12 - Prob. 28PCh. 12 - Prob. 29PCh. 12 - Prob. 30PCh. 12 - Prob. 31PCh. 12 - . If the average lifetime of a proton was 1033...Ch. 12 - Prob. 1CCh. 12 - Prob. 2CCh. 12 - Prob. 3CCh. 12 - Prob. 4CCh. 12 - Prob. 5CCh. 12 - Prob. 6CCh. 12 - Prob. 7CCh. 12 - Prob. 8CCh. 12 - Prob. 9CCh. 12 - Prob. 10C
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
- In a supercollider at CERN, protons are accelerated to velocities of 0.25c. What are their wavelengths at this speed? What are their kinetic energies? If a beam of protons were to gain its kinetic energy in only one pass through a potential difference, how high would this potential difference have to be? (Rest mass energy of a proton is E0=938 MeV).arrow_forward3 In a galaxy far, far away (redshift z = 5.0) an electron and a positron collide and annihilate, producing two photons. The collision is nonrelativistic and the center of mass frame of the collision is at rest with cosmic expansion. An instrument mounted on an orbiting telescope with an effective diameter of 2.0 cm detects one of the photons. How accurately can the celestial position of the collision be determined?arrow_forwardHow rapidly would each of the following particles be moving if they all had the same wavelength as a photon of red light (wavelength = 750 nm)?a. An electron of mass 9.10939 x 10^-28 g?b. A proton of mas 1.67262 x 10^-24 gc. A neutron of mass 1.67493 x 10^-24 gd. An alpha particle of mass 6.64 x 10^-24 g Please don't provide handwriting solutionarrow_forward
- An electron traveling with a speed of 2.5 x 10^6 meters per second collides with a photon having a frequency of 1 x 10^16 hertz. After the collision, the photon has 3.18 x 10^-18 joule of energy. Determine the energy in joules of the photon before the collision.arrow_forwardSuppose a proton is moving at 1.25 % of the speed of light. a)Calculate the wavelength, in meters, of a photon that has the same momentum as this proton. b) What is the energy of the photon, in megaelectron volts? c) What is the kinetic energy of the proton, in megaelectron volts?arrow_forwardiA photon has a wavelength of 619 nm. Calculate the energy of the photon in joules. iiProtons can be accelerated to speeds near that of light in particle accelerators. Estimate the wavelength (in nm) of such a proton moving at 2.91 ×108 m/s (mass of a proton = 1.673 × 10−27 kg).arrow_forward
- A hydrogen atom is at rest, in the second excited state, when it emits a photon of energy 12.1 eV. What is the speed of the ground-state hydrogen atom when it recoils due to the photon emission? What is the kinetic energy of the recoiled particle?arrow_forwardCalculate the wavelength of a photon that has the same energy as the rest energy of an electron (0.511 MeV).arrow_forwardAs2. A planet orbits a red dwarf star of radius r0 at a distance of 120r0. In- telligent beings on this planet observe that the radiation from their star arriving at the top of their atmosphere is 1100W/m2. Assume the star’s radiation follows Planck’s law for black body radiation. a) What is the temperature of the star’s surface, within 10K accuracy? b) What is the color of the star’s light? This would correspond to the frequency at which the function B(ν, T) is maximal.arrow_forward
- A) What is the approximate wavelength emitted from helium represented by the bright yellow emission line below? What is it's frequency in HZ and energy in eV? (1 eV= 1.6 x 10-19 joules). B) If the excited helium electron that emits a yellow photon in this line starts with a potential energy of 8 eV, what is the potential energy of the electron afterwards? Assume that the emission of a yellow photon is allowed by the laws of quantum mechanics. Also don't worry about the other electron.arrow_forwardAt what rate does the Sun emit photons? For simplicity, assume that the Sun’s entire emission at the rate of 3.9 * 10^26 W is at the single wavelength of 550 nm.arrow_forwardA log in the fire is glowing red (λ = 629 nm). What is the temperature of the log, in kelvin?arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- College PhysicsPhysicsISBN:9781938168000Author:Paul Peter Urone, Roger HinrichsPublisher:OpenStax CollegePrinciples of Physics: A Calculus-Based TextPhysicsISBN:9781133104261Author:Raymond A. Serway, John W. JewettPublisher:Cengage LearningModern PhysicsPhysicsISBN:9781111794378Author:Raymond A. Serway, Clement J. Moses, Curt A. MoyerPublisher:Cengage Learning
- College PhysicsPhysicsISBN:9781285737027Author:Raymond A. Serway, Chris VuillePublisher:Cengage LearningPhysics for Scientists and Engineers with Modern ...PhysicsISBN:9781337553292Author:Raymond A. Serway, John W. JewettPublisher:Cengage LearningCollege PhysicsPhysicsISBN:9781305952300Author:Raymond A. Serway, Chris VuillePublisher:Cengage Learning
College Physics
Physics
ISBN:9781938168000
Author:Paul Peter Urone, Roger Hinrichs
Publisher:OpenStax College
Principles of Physics: A Calculus-Based Text
Physics
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Cengage Learning
Modern Physics
Physics
ISBN:9781111794378
Author:Raymond A. Serway, Clement J. Moses, Curt A. Moyer
Publisher:Cengage Learning
College Physics
Physics
ISBN:9781285737027
Author:Raymond A. Serway, Chris Vuille
Publisher:Cengage Learning
Physics for Scientists and Engineers with Modern ...
Physics
ISBN:9781337553292
Author:Raymond A. Serway, John W. Jewett
Publisher:Cengage Learning
College Physics
Physics
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Cengage Learning