Physics of Everyday Phenomena
9th Edition
ISBN: 9781259894008
Author: W. Thomas Griffith, Juliet Brosing Professor
Publisher: McGraw-Hill Education
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Chapter 21, Problem 28CQ
To determine
Whether it is possible to make holograms using an ordinary light source rather than a laser.
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1. An incoming light beam has frequency 9.7 x 1014 Hz. (Use h=6.626 x 10-34 J.s)
a.) How much energy in Joules does it have?
b.) If the photons of this light beam are absorbed by a free electron, how much kinetic energy and speed will the free electron have?
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OSCOLPHYS2016 29.8.P.078.
(a) What is y for a for a proton having an energy of 1.14 Tev, produced by a particle accelerator?
1213.77
(b) Find Its momentum (in kg m/s).
kg · m/s
(c) What is the proton's wavelength (in m)?
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2. Solve the de Broglie wavelength of:
a. a tennis ball of mass 57 g traveling 25 m/s
b. an electron with kinetic energy 50 eV.
3. Find the de Broglie wavelength of a 1.00-MeV proton. Is a relativistic calculation
needed?
Chapter 21 Solutions
Physics of Everyday Phenomena
Ch. 21 - Prob. 1CQCh. 21 - Prob. 2CQCh. 21 - Prob. 3CQCh. 21 - Prob. 4CQCh. 21 - Prob. 5CQCh. 21 - Prob. 6CQCh. 21 - Prob. 7CQCh. 21 - How do we know that the universe is expanding?...Ch. 21 - Prob. 9CQCh. 21 - Prob. 10CQ
Ch. 21 - Prob. 11CQCh. 21 - Prob. 12CQCh. 21 - Describe two astronomical discoveries that provide...Ch. 21 - Prob. 14CQCh. 21 - Prob. 15CQCh. 21 - Prob. 16CQCh. 21 - Prob. 17CQCh. 21 - Prob. 18CQCh. 21 - Prob. 19CQCh. 21 - Prob. 20CQCh. 21 - Prob. 21CQCh. 21 - Prob. 22CQCh. 21 - Prob. 23CQCh. 21 - Prob. 24CQCh. 21 - Prob. 25CQCh. 21 - Prob. 26CQCh. 21 - Prob. 27CQCh. 21 - Prob. 28CQCh. 21 - The average distance from the sun to Venus is...Ch. 21 - Prob. 2ECh. 21 - The nearest star to our sun is a red dwarf named...
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- 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_forward(a) Calculate the wavelength of a photon that has the same momentum as a proton moving at 1.00% of the speed of light. (b) What is the energy of the photon in MeV? (c) What is the kinetic energy of the proton in MeV?arrow_forward(a) The lifetime of a highly unstable nucleus is 10-20. What is the smallest uncertainty in its decay energy? (b) Compare this with the rest energy of an electron.arrow_forward
- Integrated Concepts (a) What is for an electron emerging from the Stanford Linear Accelerator with a total energy of 50.0 GeV? (b) Find its momentum. (c) What is the electron's wavelength?arrow_forwardThe velocity of a proton emerging from a Van de Graaff accelerator is 25.0% of the speed of light. (a) What is the proton's wavelength? (b) What is its kinetic energy, assuming it is nonrelativistic? (c) What was the equivalent voltage through which it was accelerated?arrow_forwardIntegrated Concepts (a) What is for a proton having an energy of 1.00 TeV, produced by the Fermilab accelerator? (b) Find its momentum. (c) What is the proton's wavelength?arrow_forward
- (a) What is the uncertainty in the energy released in the decay of a due to its short lifetime? (b) What traction of the decay energy is this, noting that the decay mode is (so that all the mass is destroyed)?arrow_forward(a) Find the momentum of a 100-keV x-ray photon. (b) Find the equivalent velocity of a neutron with the same momentum. (c) What is the neutron's kinetic energy in keV?arrow_forward1If an electron moves from n = 5 to n = 1, what wavelength of light is emitted? (h = 6.626 x 10-34, 1 eV = 1.6 x 10-19 J) 4008 nm 434 nm 95 nm 1281 nm 2Which of the following best describes a frame of reference? an experiment that proved that Earth did not have an aether wind the theory that describes the behavior and characteristics of objects moving at relativistic speeds the effect of the slowing of time as an object moves with high speeds a point in which someone relates the behavior of an object from one perspective professor can you answer the 2 questions pleasearrow_forward
- Answer= 11. Calculate the uncertainty in the speed of a ball of mass 500 g that is known to be within 1.0 um of a certain point on a bat. 12. The Planck distribution gives the energy in the wavelength range da at the wavelength A. Calculate the energy density in the range fro 650 nm to 655 nm inside a cavity of volume 100cm³" when the temperatura in 25 Carrow_forward5. Which of the following particles can travel at 50% the speed of light? Select all the possible choices.a. An electronb. A protonc. A blue photond. A red photone. A sound wavearrow_forwarda. How much energy is in a quantum of blue light (400 nm) (h = Planck’s constant = 6.6x10-34J+s ¢ = Speed of * light = 2.998 x 108 m/s)arrow_forward
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