Calculate De Broblie wavelength of an electron with kinetic energy 50.0 keV.
Q: The work function for platinum is 6.35 eV. Ultraviolet light of wavelength 150 nm is incident on the…
A: Stopping potential is defined as the external potential that is required to make the photoelectron…
Q: (A) Calculate the de Broglie wavelength for an electron (me = 9.11 × 10-31 kg) moving at 1.00 × 107…
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Q: If the de Broglie wavelength of a particle is 1032 nm, how fast is the electron moving?
A: The expression for the speed of the moving electron,
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A: As per De Broglie's hypothesis, matter can behave as a wave and a particle. Evwn matter will have a…
Q: The work function for a certain metal is 4.2 eV. Will this metal give photoelectric emission for…
A: We have known that-Work function of the metal, ϕ0=4.2 eVCharge on an electron, e=1.6×10-19 CPlanck's…
Q: The wavelength corresponding to the threshold frequency for a certain metal is 5000 A. Calculate the…
A: We need to compute- Maximum Kinetic energy of photoelectron=? The data given as- Threshold…
Q: What is the de Broglie wavelength of an electron moving with velocity ¾c.
A: Given: Mass of electron,m=9.11×10-31kgVelocity,v=35c=35×3×108m/sPlanck's constant,h=6.626×10-34Js…
Q: Calculate the de Broglie wavelength of a 53.8 kg person who is running at a speed of 4.05 m/s.…
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Q: Calculate the energy and momentum of a photon of wavelength 700 nm
A: As per the particle theory of light, light is made up of discrete packets of energy called photons.…
Q: : Calculate the de Broglie wavelength of Bullet moving with the speed 90 m/s and having a mass 5 gm.
A: To find-De Broglie wavelength (λ)=?Given-Speed bullet (V)=90 m/sMass of bullet (m)=5 gm=5×10-3 kg
Q: Neutron is a neutral particle with a mass of 1.67x10^-27 kg. Compute the de Broglie wavelength for…
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Q: An electron has a de Broglie wavelength of 0.286 nm. What is the momentum of the electron? Express…
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Q: When ultraviolet light with wavelength of 350.0 nm falls on certain metal surface, the maximum…
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Q: Calculate the de Broglie wavelength of a 0.67kg ball moving with a constant velocity of 26 m/s…
A: Given data: Mass of the ball, m=0.67 kg Velocity of the ball, v=26 m/s Plank’s constant,…
Q: 9.5 Electrons are accelerated by a 1000-V potential drop. (a) Calculate the de Broglie wavelength.…
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Q: modern phyiscs When we increase the kinetic energy of a non-relativistic electron with a de Broglie…
A: Given: The change in the non-relativistic energy is 200 eV The value of the Planck constant is h =…
Q: If the de Broglie wavelength of an electron is equal to 5.0 e -7-m, how fast is the electron moving?…
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Q: calculate the deBroglie wavelength (nm) and frequency (Htz) of a 12.4 keV electron
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Q: If the momentum of an electron is changed by P, then the de-Broglie wavelength associated with it…
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Q: ht of frequency 1 × 1015 Hz illuminates a piece of cesium, and the cesium emits photoelectrons with…
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Q: Find the de Broglie wavelength of an electron in the ground stateof the hydrogen atom.
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Q: Molybdenum has a work function of 4.20 eV. Find the cutoff wavelength for the photoelectric effect.
A: Certain metals release electrons from their surface when light falls on them. This process is called…
Q: The work function for a certain metal is 4.2 eV. Will this metal give photoelectric emission for…
A: Given: Work function, W = 4.2 eV wavelength = 330 nm
Q: Calculate De Broblie wavelength of an electron with kinetic energy 50.0 keV taking the relativistice…
A: As per De Broglie's hypothesis, any particle with linear momentum can have wave-like properties. The…
Q: What is the kinetic energy of an electron (in eV), if its de Broiglie wavelength is 8.08 Å? Answer:
A: Given: The de Broglie wavelength is 8.08 Ao.
Q: If the photoelectric work function of a calculate the threshold metal is 5 eV, wavelength for the…
A: To find-Threshold wavelength (λ0)=?Given-W=5 eVW=5×1.6×10-19 J
Q: Number of emitted photons is 10^4 photons/s. Number of emitted electrons is 20 el/s. What is…
A: Given data, Number of photons, Np=104 photons/sec Number of electrons Ne=20 e/sec
Q: What is the radius for an electron having total energy of -3eV in the third energy level?
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Q: When ultraviolet light with a wavelength of 400.0 nm falls on a certain metal surface,the maximum…
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Q: What would be the kinetic energy of electrons in a beam having a de Broglie wavelength of 420 nm…
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Q: Find the deBroglie wavelength of a 1.36 kg object moving at 31.44 m/s. Give your answer with three…
A: Given data : Object mass (m)=1.36kgvelocity(v)=31.44m/s Solution : Take, plank's constant…
Q: A particle with a mass of 0.02 kg is moving at a velocity of 500 m/s. Calculate the de Broglie…
A: Mass (m) of the particle = 0.02 kgVelocity (v) of the particle = 500 m/sDe Broglie equation is to be…
Q: Ultraviolet light of wavelength 99 nm falls on a metal plate of work function 1.0 eV. Find the…
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Q: A sprinter wins a 100-m dash in 9.30 s. What is his de Broglie wavelength at this speed if his mass…
A: The given data are: d=100 mt=9.3 sm=85.4 kg Here, d is the distance, t is the time, and m is the…
Q: Calculate the de Broglie wavelength of a 41 kg person who is running at a speed of 3.07 m/s. Answer…
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Q: Assume we have a material with a work function of 4.87 eV. What is the maximum speed, in meteres per…
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Q: Compute the de Broglie wavelength of the following: (a) A 1000-kg automobile traveling at 100 m/s…
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Q: Aluminum metal has a threshold frequency corresponding to wavelength 4770 A. Calculate the…
A: To find-Work function in eV (W)=?Given-λ0=4770 A0=4.77×10-7 mh=6.63×10-34 J-s
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