Find the ratio of de-Broglie wavelengths associated with two electrons accelerated through 25 V and 36
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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…
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A: Given: The potential difference in the first case is 8000 V. The potential difference in the second…
Q: 19). To get a de Broglie wave that is visible to human eyes (size-wise, not visibility-wise, so A >…
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Q: -1) The mass of a proton is 1.67×10-27 kg and the mass of an electron is 9.11x10-31 kg. A cal car…
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Q: 3) A proton is moving with 10^8 m/s speed. Find the De Broglie wavelength associated with the proton…
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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: alculate the de Broglie wavelength of a 0.65 kg ball moving with a constant velocity of 26 m/s…
A: Write the given values of this problem. m=0.65 mv=26 m/s
Q: Determine the de Broglie wavelength for an electron orbiting with energy of 13.6 eV.
A: Given- Energy E=13.6 eV =13.6×1.6×10-19=21.76×10-19 V We know that de Broglie wavelength…
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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: An electron and a proton each have kinetic energy equal to 50 keV. (a) What are their de Broglie…
A: Given electron and proton each have equal kinetic energy K.Ee=K.EP=50 keVWe know mass of electron,…
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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 de Broglie wavelength of a 0.51 kg ball moving with a constant velocity of 26 m/s…
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Q: calculate the deBroglie wavelength (nm) and frequency (Htz) of a 12.4 keV electron
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Q: The mass of a gold atom is about 3.27 × 10-25 kg. Find the de Broglie wavelength of a thermal gold…
A: The mass of gold atom is, m=3.27×10-25 kg
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
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Q: A photon traveling in air has a wavelength of 500 nm, and a free electron has a de Broglie…
A: Given data: The wavelength of the photon is λ1=500 nm. The de Broglie wavelength of the free…
Q: Light with wavelength of 708 nm is incident on a metal resulting in electrons with speeds up to…
A: GivenIncident light wavelength is 708 nm Velocity of electron ejected is 0.0011 C
Q: If violet light of wavelength 375 nm illuminates a metal, what voltage will completely stop the flow…
A: Solution: Write the Einstein's photoelectric equation for the maximum kinetic energy.…
Q: (a) An electron moves with a speed of 5.70 * 10^6 m>s. What is its de Broglie wavelength? (b) A…
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Q: Calculate the de Broglie wavelength of a proton moving at 2.42 ✕ 108 m/s. ____m
A: Given data The velocity of the proton is, v=2.42×108 m/s The de Broglie wavelength is, λ=hmv Here…
Q: Calculate the momentum of an electron with a de Broglie wavelength of 15 nm.
A: All matter exhibits wave-like properties and the wavelength of such matter waves will depend on the…
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Q: Calculate the de Broglie wavelength of a proton with energy 1000 eV.
A: Given: Planck's constant,h=6.626×10-34JsMass of proton,m=1.67×10-27kgEnergy,E=1000eV=1000×1.6×10-19J…
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: Calculate the de Broglie wavelengths of (a) an electron moving with speed 1.0×106m s-1and (b) a…
A: (a)speed of electron,(v)=1 x 106 m/sec ----(1) [Given] Plank's constant,(h)=6.6 x 10-34 kg-m2/sec…
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