The wave number of the radiation whose quantum 1 erg is: A 5 x 1015 cm-1 15 x 105cm 1
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A: The objective of the question is to find the minimum speed an electron must have to excite the…
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A: a) The expression for the frequency is, f=Ehf=6.96×10-19J6.63×10-34Jsf=1.04×1015Hz
Q: An x-ray tube has an applied voltage of 540 kV. (a) What is the most energetic x-ray photon it can…
A: The potential energy is, ∆U=q∆U∆U=-e540kV∆U=-540keV
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Q: If a photon has an associated wavelength of 636 nm, what is its photon energy in electron Volts?
A: Given data: Wavelength of the photon (λ) = 636 nm Required: The energy of photon in eV
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A: The velocity of the proton,
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A: Given: An x ray tube has an applied voltage of 100 kV. A particle that is accelerated through a…
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A: Electrons inside atoms release photons when they move from a higher energy level to a lower energy…
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Q: The wavelength of the yellow spectral emission line of sodium is 590 nm. At what kinetic energy…
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Q: What is the momentum of a 0.0055 -nm wavelength photon that could detect details of an atom? -120…
A: Momentum P = 12.05 × 10-23 kg.m/s
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A: lambda=wavelength=589*10^-9 m E=hc/(lambda) h=6.625*10^-34 Js c=3*10^8 m/s on solving for E we…
Q: When UV light of wavelength 255 nmnm falls on a metal surface, the maximum kinetic energy of emitted…
A: Wavelength of the incident photon, Maximum kinetic energy of the emitted electron,
Q: A 592 nm laser emits 4.94 x 1019 photons per second, how much total energy (in J) would this…
A: Given Data Wavelength of the photons is λ=592nm=592×10-9 m Number of photons emitted per unit second…
Q: What is the energy of an electron with wavelength 680nm
A: Given data: The wavelength is λ=680 nm×10-9 m1 nm=680 nm×10-9 m Standard values: Planck's…
Q: The threshold frequency for indium is 9.96 x 10^14 s^-1. How much energy is needed to eject one mole…
A: Given: The threshold frequency for indium, ν=9.96×1014 s-1
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Q: What is the minimum wavelength in m of the x-ray photons from a 140 kV x-ray tube? (h =…
A: Given: The accelerating potential is V = 140 kV The Planck constant h = 6.63x10-34J·s The value of 1…
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Q: What is the frequency (ν in hertz) of the photons emitted by a HeNe laser with a wavelength (λ) of…
A: Wavelength of the photons, Speed of the photons, From the basic equation of wave mechanics, we…
Q: Green HeNe lasers are available and they emit light at 543.5 nm. What is the A / B value at this…
A: Given: Wavelength of Green HeNe laser is 543.5nm, λ=543.5×10-9m To Find: Relation between einstein…
Q: If a quantum of radiation has an energy of 3.88 keV, what is its wavelength? (h = 6.63 x 10-34 J×s,…
A: Given that,Energy, E=3.88keVwhere, 1eV=1.60×10-19 Jthen, E=3.88×103×1.60×10-19 J=6.208×10-16…
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 wavelength of an electron moving at 6.0 x 10³ m/s.
A: Write the variable with the given values.
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Q: How much energy, in joules per mole (J/mol), does a photon in the microwave region of the EM…
A: The frequency of the microwave is given as f=1.09×1010 s-1
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A: The energy of the particle at infinite square well, En=n2h28 ma2 (This is the energy eigenvalue…
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A: Given voltage difference (V)=300 kV Required wavelength of electron?
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Q: An X-ray beam is scattered with free electrons. X-rays scattered at 45º in the beam direction have a…
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Q: The de Broglie wavelength of an proton with a kinetic energy of 960 MeV is. .. O 740 fm O 750 pm O…
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Q: A) In what part of the EM spectrum would a photon of energy 4.9 ✕ 10−17 J be found? microwave…
A: The objective of the question is to find out the part of the electromagnetic (EM) spectrum where a…
Q: An x-ray tube has an applied voltage of 495 kv. (a) What is the most energetic x-ray photon it can…
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Q: What is the minimum wavelength in m of the x-ray photons from a 140 kV x-ray tube? (h =…
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Q: QUESTION 7 A metal having a work function of 2.8 eV is illuminated with monochromatic light whose…
A: Given data, Work function is given ϕ0=2.8 eV =2.8×1.6×10-19=4.48×10-19 J.
Q: Monochromatic light of frequency 5.0x 10* Hz is produced by a laser. The power emitted is 3.0x10 W.…
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Q: X rays with a wavelength of 0.0700 nm diffract from a crystal. Two adjacent angles of x-ray…
A: Write the formula for the x-ray diffraction.
Q: An krypton ion laser puts out 2.25 W of continuous power at a wavelength of 486 nm. How many photons…
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Q: A 519 nm laser emits 2.41 x 1019 photons per second, how much total energy (in J) would this…
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Q: O3890 m/s
A: Given:- The energy of the photon is 7.7 eV Find:- The how fast the nonrelativistic electron moves…
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A: The work function of a metal can be defined as the minimum energy required to eject a electron from…
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