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EBK COLLEGE PHYSICS
4th Edition
ISBN: 8220106755235
Author: Field
Publisher: PEARSON
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Question
Chapter 28, Problem 34P
a.
To determine
The speed of the electron.
b.
To determine
The speed of the proton.
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Students have asked these similar questions
a. What is the speed of an electron with a de Broglie wavelength of 0.20 nm?b. What is the speed of a proton with a de Broglie wavelength of 0.20 nm?
a. An electron is found to a wavelength of 1 = 1.19 nm. What is the velocity of the electron?
m/s
b. A photon has a wavelength of A = 1.19 nm. What is the energy of the photon?
Joules
1. An electron has a de Broglie wavelength of 2.79 Å. Determine (a) the magnitude of its momentum and (b) its kinetic energy (in joules and in electron volts).
2. (a) A nonrelativistic free particle with mass m has kinetic energy K. Derive an expression for the de Broglie wavelength of the particle in terms of m and K. (b) What is the de Broglie wavelength of an 800-eV electron?
Chapter 28 Solutions
EBK COLLEGE PHYSICS
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. 13CQCh. 28 - Prob. 14CQCh. 28 - Prob. 15CQCh. 28 - Prob. 16CQCh. 28 - Prob. 17CQCh. 28 - Prob. 18CQCh. 28 - Prob. 19CQCh. 28 - Prob. 20CQCh. 28 - Prob. 21CQCh. 28 - Prob. 22CQCh. 28 - Prob. 23CQCh. 28 - Prob. 24CQCh. 28 - Prob. 25CQCh. 28 - Prob. 26CQCh. 28 - Prob. 27CQCh. 28 - Prob. 28MCQCh. 28 - Prob. 29MCQCh. 28 - Prob. 30MCQCh. 28 - Prob. 31MCQCh. 28 - Prob. 32MCQCh. 28 - Prob. 33MCQCh. 28 - Prob. 34MCQCh. 28 - Prob. 35MCQCh. 28 - Prob. 36MCQCh. 28 - Prob. 37MCQCh. 28 - Prob. 38MCQCh. 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. 50PCh. 28 - Prob. 51PCh. 28 - Prob. 52PCh. 28 - Prob. 53PCh. 28 - Prob. 54PCh. 28 - Prob. 55PCh. 28 - Prob. 56PCh. 28 - Prob. 57PCh. 28 - Prob. 58GPCh. 28 - Prob. 59GPCh. 28 - Prob. 60GPCh. 28 - Prob. 61GPCh. 28 - Prob. 62GPCh. 28 - Prob. 63GPCh. 28 - Prob. 64GPCh. 28 - Prob. 65GPCh. 28 - Prob. 66GPCh. 28 - Prob. 67GPCh. 28 - Prob. 68GPCh. 28 - Prob. 69GPCh. 28 - Prob. 70GPCh. 28 - Prob. 71GPCh. 28 - Prob. 72GPCh. 28 - Prob. 73GPCh. 28 - Prob. 74GPCh. 28 - Prob. 75GPCh. 28 - Prob. 76GPCh. 28 - Prob. 77GPCh. 28 - Prob. 78GPCh. 28 - Prob. 79MSPPCh. 28 - Prob. 80MSPPCh. 28 - Prob. 81MSPPCh. 28 - Prob. 82MSPPCh. 28 - Prob. 83MSPPCh. 28 - Prob. 84MSPPCh. 28 - Prob. 85MSPPCh. 28 - Prob. 86MSPPCh. 28 - Prob. 87MSPPCh. 28 - Prob. 88MSPPCh. 28 - Prob. 89MSPPCh. 28 - Prob. 90MSPPCh. 28 - Prob. 91MSPPCh. 28 - Prob. 92MSPP
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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) Calculate the wavelength of a photon that has the same momentum as a proton moving with 1% of the speed of light in a vacuum. (b) What is the energy of this photon in MeV? (c) What is the kinetic energy of the proton in 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) What is the energy of an electron whose de Brogue wavelength is that of a photon of yellow light with wavelength 590 nm? (b) What is the de Brogue wavelength of an electron whose energy is that of the photon of yellow light?arrow_forward
- Suppose a photon has a momentum of 5.4 × 10-29 kg⋅m/s. A. What is the wavelength of such a photon in micrometers? B. Find its energy in electron volts.arrow_forwardIf the wavelength of a photon in vacuum is the same as the de Broglie wavelength of an electron, which one is traveling faster through space? a The photon because photons always travel through space faster than electrons. b The electron because it has more mass. c They both have the same speed.arrow_forwardWhich has the larger de Broglie wavelength, a 0.50 kg ball moving with a speed of 25 m/s or an electron traveling at 2/3 the speed of light? The mass of an electron is 9.11 x 10-31 kg and the speed of light is 3 x 108 m/s. Select one: a. It could be either, depending on the circumstances. b. The ball c. The electronarrow_forward
- A proton is moving with a speed of v = 1.20 x 10° m/s. What is its de Broglie wavelength (in m)? m Need Help? Read Itarrow_forwardGamma rays are photons with very high energy.a. What is the wavelength of a gamma-ray photon with energy 625 keV?b. How many visible-light photons with a wavelength of 500 nm would you need to match the energy of this one gamma-ray photon?arrow_forwardA photon has a frequency of 7.50 x 10141014 Hz, a. Determine the energy and the momentum of this photon. b. If all the energy of this photon were to be converted to mass, determine the equivalent mass for the particle. c. A microscopic specimen has a wavelength of 8.2×10−14m8.2×10-14m and a speed of 1.1×105 m/s1.1×105 m/s. Determine the mass of this microscopic specimenarrow_forward
- An electron and a 5.20 kg bowling ball each have 4.55 eV of kinetic energy. HINT (a) Calculate e, the de Broglie wavelength of the electron (in m). (b) Calculate 1p, the de Broglie wavelength of the bowling ball (in m). m (c) Calculate the wavelength i, of a 4.55 eV photon (in m). marrow_forwardAn electron and a 6.50 kg bowling ball each have 4.60 eV of kinetic energy. HINT (a) Calculate ?e, the de Broglie wavelength of the electron (in m). m (b) Calculate ?b, the de Broglie wavelength of the bowling ball (in m). m (c) Calculate the wavelength ?p of a 4.60 eV photon (in m). marrow_forwardAn electron has a wavelength of 400 nm (the same as blue light). A. What is the electron’s momentum? B. What’s the minimum uncertainty in the electron’s position if its uncertainty in its momentum is 10-28 kg m/s? Compare this value to its wavelength.arrow_forward
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