What is the de Broglie wavelength of an electron with a kinetic energy of 245 keV?
Q: What is the mass of a small car in grams, if its de Broglie wavelength is 4.198×10-38 m m when it is…
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Q: An electron is having a kinetic energy of 3.00 eV. As pwe De Broglie hypothesis what will be its…
A: De Broglie's hypothesis says that all matter can behave both as a particle and a wave, or matter can…
Q: Find the speed of helium atoms with a de Broglie wavelength of 1.03 Å.
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Q: Electrons striking the back of a conventional TV screen travel at a speed of about 2.1 ✕ 107 m/s.…
A: Given data: Speed of electrons (v) = 2.1 × 107 m/s Required: De Broglie wavelength in nm
Q: A relativistic electron has a de Broglie wavelength of 2.45 pm2.45 pm (1 pm=10−12 m).(1 pm=10−12 m).…
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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,
Q: A measurement is made of a photon’s energy (from a laser) that results in an uncertainty in the…
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Q: What is the wavelength of the quantum of light (in µm) if it has the same momentum as a proton…
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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 relativistic electron has a de Broglie wavelength of 2.45 pm (1 pm = 10-¹2 m). Determine its…
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Q: What must be the velocity, in meters per second, of a beam of electrons if they are to display a de…
A: Wavelength, λ = 29.1 μmVelocity, v = ?
Q: What is the de Broglie wavelength of a electron that is moving at 8.77 x 105 m/s? Please give your…
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Q: What is the de Broglie wavelength (in nanometers!) of an electron with energy 1.2 eV?
A: As per De Broglie's hypothesis, matter can behave as a wave and will have a characteristic…
Q: An electron is accelerated from rest through a potential difference of 3.19 x 102 V. Determine the…
A: a) Write the work-energy theorem. W=KEf−KEiq(ΔV)=12mvf2−12mvi2 Here, q is the charge of an electron,…
Q: A metal with a work function of 4.2 eV is exposed to light in a photoelectric effect experiment. If…
A: The problem can be solved by using the concepts of the Photoelectric effect. The photoelectric…
Q: In an advanced laboratory class a student performs the photoelectric experiment. Ultraviolet light…
A: Stopping potential for wavelength is Stopping potential for is Note:Speed of light is The…
Q: Calculate the de Broglie wavelength for a proton moving with a speed of 1.00 ×106 m/s.
A: Matter or particles can behave both as a particle and a wave. This is called the dual nature of…
Q: What is the wavelength (in meters) of a 0.5 kg particle moving with a velocity of 6.63x10-34 m/s?…
A: Given data: Mass (m) = 0.5 kg Velocity (v) = 6.63×10-34 m/s h = 6.63×10-34 J.s Required: Wavelength…
Q: The de Broglie wavelength (in nanometer) for an electron moving with 5.739 x 10“ m/s is:
A: Given: The speed of the electron is 5.739x104 m/s.
Q: A nonrelativistic particle is moving three times as fast as an electron. The ratio of the de Broglie…
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Q: A particle of matter is moving with a kinetic energy of 9.56 eV. Its de Broglie wavelength is 9.80 x…
A: Given value--- kinetic energy = 9.56 eV. debroglie wavelength = 9.80 × 10-12 m. We have to find---…
Q: At what speed must a proton travel in order to have the same de Broglie wavelength as an electron…
A: In this question we have to answer how fast must a proton travel in order to have the same de…
Q: How fast must a 144 g baseball travel in order to have a de Broglie wavelength that is equal to that…
A: Given: mass, m = 144 g = 0.144 kg λ=100.0 pm = 10-10 m Plank's constant, h = 6.63 x 10-34 Js
Q: What is the de Broglie wavelength of an electron accelerated from rest through a potential…
A: De Broglie's hypothesis says that every matter will have characteristics of wavelength associated…
Q: Light with a wavelength of 300 nm is incident on the cathode of a photoelectric tube. It is observed…
A: Given,λ=300 nmK=0.5eV=8×10-20 JFrom law of conservation of energy,E=ϕ0+KWhere ϕ=Work…
Q: An electron is moving with a speed of 10.00 * 10^6 m/s. What is the speed of a proton that has the…
A: Answer : If the speed of electron is ve and the mass of electron is me then the momentum of the…
Q: An electron is moving with a speed of 5 x 106 m/s (± 2 x 10 -2m/s). Using this information,…
A: given , speed of the electron , v = 5×106 m/s (± 2×10-2 m/s) As we know , mass of the electron , m…
Q: What is the de Broglie wavelength of a particle with a momentum of 1.11 x 10^-10 kg ms?
A: Momentum p=mvp=1.11×10-9 kg.msecNow De-Broglie equationλ=hp where h=6.6261×10-32 Joule second
Q: Calculate the de Broglie wavelength for an electron with momentum 1.8 x1 0^-25 kg*m/s.
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Q: The wavelength of the yellow spectral emission line of sodium is 590 nm. What kinetic energy does an…
A: Wavelength of the yellow light is λ = 590 nm
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: If an electron is accelerated from rest through a potential difference of 100 V, what is its de…
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Q: An electron has de Broglie wavelength 2.82×10-10 m. Determine the magnitude of the electron's…
A: An electron has a de-broglie wavelength of Planck's constant
Q: A beam of electrons is accelerated from rest through a potential difference of 0.100 kV and then…
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Q: A particle of matter is moving with a kinetic energy of 5.63 eV. Its de Broglie wavelength is 2.10 x…
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Q: An electron has a kinetic energy of 12 meV. Determine the de Broglie wavelength (in Å )
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Q: The velocity (m/s) of an electron with a de Broglie wavelength of 1.679 nm is:
A: wavelength of electron(λ)=1.679 nm=1.679×10-9m mass of electron(m)=9.11×10-31 kg Planck…
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…
Q: A particle of matter is moving with a kinetic energy of 9.56 eV. Its de Broglie wavelength is 1.53 x…
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Q: The energy conservation principle that applies to the photoelectric experiment is Ephoton =…
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Q: What is the mass of a fly in grams, if its de Broglie wavelength is 1.545×10-31 m when it is…
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Q: A particle of matter is moving with a kinetic energy of 7.23 eV. Its de Broglie wavelength is 2.87 x…
A: The de Broglie wavelength of a particle of mass m and moving with kinetic energy E is given by,…
Q: The de Broglie wavelength (in nanometer) for an electron moving with 2.479 x 104 m/s is:
A: According to de-Broglie, the wavelength of an electron is inversly proportional to its momentum.
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