What is the wavelength of a photon that has the same momentum as an electron moving with a speed of 1500 m/s? Express your answer using two significant figures.
Q: When the light of wavelength 250 nm is incident on a metal surface, the maximum speed of the…
A: Using Einstein's photoelectric equation : E = W + Kmax hv = W + 12m vmax2W =hθ - 12m vmax2W =hcλ…
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A: Given data: Speed of electrons (v) = 2.1 × 107 m/s Required: De Broglie wavelength in nm
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Q: A 150-g cricket ball moving at a speed v is measured to have roughly the same de Broglie wavelength…
A: Given: Mass of the cricket ball, mball=150 g=0.15 kg Speed of the ball, vball=v
Q: What is the velocity of an electron that has a de Broglie wavelength of approximately 1.2×10-10?
A: Given: wavelength = 1.2×10-10 m
Q: A particle of matter is moving with a kinetic energy of 7.17 eV. Its de Broglie wavelength is 5.23 x…
A: Kinetic energy, K = 7.17 eV = 7.17×1.6×10-19 JWavelength, λ = 5.23 x 10^-12 mMass, m = ?
Q: A relativistic electron has a de Broglie wavelength of 2.45 pm (1 pm = 10-¹2 m). Determine its…
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Q: Light of frequency 7.21 x 10“ Hz is incident on a metal surface. Electrons with a maximum speed of…
A: The concept behind this question is for threshold frequency for photoemission of electrons. We have…
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A: (a) The wave length λ' of the scattered photon. (b) Formula for the energy of the electron Ee after…
Q: The work function of a metal is 2.29 x 10-19 J. In a photoelectric effect experiment, calculate the…
A: Given: The work function of the metal is 2.29x10-19 J. The wavelength of the light is 0.461 μm.
Q: (a) Calculate the wavelength (in m) of a photon that has the same momentum as a proton moving at…
A: Given : v = 1.21% c = 0.0121(3 × 108) = 3.63 × 106 m/s
Q: What is the de Broglie wavelength of an electron with a kinetic energy of 245 keV?
A: de Broglie wavelength is given by, λ=hp,
Q: De Broglie postulated that the relationship ? = h/p is valid for relativistic particles. What is the…
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Q: Suppose a photon has a wavelength of 2.9 μm. Calculate the momentum of the photon in kg m/s. what…
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Q: A 100-watt light bulb radiates energy at a rate of 100 J/s. (The watt, a unit of power or energy…
A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…
Q: In a Rutherford scattering experiment a target nucleus has a diameter of 1.4×10-14 m. The incoming…
A: We know, P is momentum
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A: It is given that,
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A: Equate the Momentum of an electron and a photon
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Q: A photon with wavelength ? = 0.668 nm undergoes a one-dimensional collision with an initially…
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Q: Electrons striking the back of a conventional TV screen travel at a speed of about 1.5 ✕ 107 m/s.…
A: Given data: The speed of electron, v=1.5×107 m/s. The de Broglie wavelength of electron is given…
Q: What is the de Broglie wavelength of a neutron (m = 1.67 x 10-27 kg) travelling at 6.5 x 104 m/s?
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Q: What is the(a) momentum,(b) speed, and(c) de Broglie wavelength of an electron with kinetic energy…
A: a) The electron the relation for kinetic energy will be,
Q: A nonrelativistic particle is moving three times as fast as an electron. The ratio of the de Broglie…
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Q: What speed must an electron have if its momentum is to be the same as that of an X-ray photon with a…
A: wavelength=0.95nm
Q: What is the de Broglie wavelength of a proton whose kinetic energy is 2.0 MeV? 10.0 MeV?
A: Kinetic energy of proton1: KE1 = 2.0MeV = 2.0 x 1.6 x 10-13 V = 3.2 x 10-13 V Kinetic energy of…
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Q: A particle is moving three times as fast as an electron. The ratio of the de Broglie wavelength of…
A: The De Broglie wavelength of particle , λ (in m) is given by…
Q: What is the de Broglie wavelength of a particle with a momentum of 1.11 x
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Q: An electron has a non-relativistic speed of v=1.5 x 105 m/s. Determine: a) Its De Broglie wave…
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Q: (a) What is the de Broglie wavelength (in m) of a proton moving at a speed of 3.30 x 104 m/s? m (b)…
A: We have givena. speed of proton is 3.30 x 104 m/sb. speed of proton is 1.92 x 108 m/sc. Energy =…
Q: De Broglie postulated that the relationship λ =h/p is valid for relativistic particles. What is the…
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Q: A photon with wavelength I = 0.0980 nm is incident on an electron that is initially at rest. If the…
A: Given: The wavelength of incident photon is λ=0.0980 nm. The formula to calculate the wavelength…
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