Calculate the kinetic energy of an electron having de Broglie wavelength of 1Å.

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: Find the momentum of the electron having de Broglie wavelength 0.6 A

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Q: A photon and a proton have the same de-Broglie wavelength. Show, by actual calculations, which has…

A: energy of photon depends upon the type of radiation (wavelength)and it moves with the speed of…

Q: A biological virus of size d is 10 nm – 300 nm, mass m is 10 ^ -15 kg and average speed v = 1 mm/s.

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Calculate the de Broglie wavelength of a He atom at 27 degrees Celsius and v = 2.4 × 1000.

A: It is given that,

Q: Through what potential difference must an electron be accelerated from rest to have a de Broglie…

A: given that, de-Broglie wavelength is 500 nm, then velocity of electron λ=hmvv=hmλ=6.626×10-34…

Q: Calculate the kinetic energy of a proton with a de Broglie wavelength of 1x10 - 'm

A: De broglie wavelength of proton = 10 m mass of proton = 1.67 ×10-27 kg

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…

Q: Find the ratio of de-Broglie wavelengths associated with two electrons accelerated through 25 V and…

A: The de Broglie wavelength in terms of potential is given by  λ =12.27VAo

Q: The de Broglie wavelength of a moving particle is inversely proportional to the mass of the particle…

A: With reference to the de Broglie, for every moving object, there is a wave associated with the…

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: 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: Draw a plot showing the variation of de Broglie wavelength of electron as a function of its K.E.

A: The de Broglie wavelength is given by  λ =hp where, p is the momentum

Q: Find the kinetic energy of an electron whose de Broglie wavelength is 2.9 Å.

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Q: Find the de Broglie wavelength of a proton with a kinetic energy of 15 eV.

A: Kinetic energy of proton is given and we are required to find its de Broglie wavelength.

Q: Find the de Broglie wavelength of an electron in the ground stateof the hydrogen atom.

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Q: Calculate the de Broglie wavelength of (a) a 1.00 keV electron, (b) a 1.00 keV photon, and (c) a…

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Q: What is the minimum energy that will allow electrons to be ejected from a metal surface during the…

A: In first question, we need to answer what is known as minimum energy that will allow electrons to be…

Q: Find an expression, in termsof n and the fundamental constants, for the de Broglie wavelength of an…

A: Let vn denote the speed of the electron in the orbit having principal quantum number n, e denote the…

Q: If an electron is accelerated from rest through a potential difference of 100 V, what is its de…

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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: 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: 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 de Broglie wavelength of electrons and protons if their kinetic energies are i) 1% and…

A: Given:-   if their kinetic energies of electron and proton are  1% and 5% of their rest mass…

Q: If the kinetic energy of the particle is increased to 16 times its previous value, the percentage…

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Q: Light of wavelength 280 nm strikes a metal whose workfunction is 2.2 eV. What is the shortest de…

A: Given: The wavelength of light is 280 nm. The wavefunction is 2.2 eV.

Q: Calculate the de Broglie wavelength of a 0.43 kg ball moving with a constant velocity of 26 m/s

A: The ball's mass is, m=0.43 kg The constant velocity of a ball is, v=26 m/s

Q: find the de Broglie wavelength of 40 KeV electron used in a certain electron microscope ?

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Q: What is the de Broglie wavelength of a red blood cell with a mass of 1.00 x 10-11 g that is moving…

A: The expression for find wavelength is λ=hmv

Q: Calculate the velocity of an oxygen molecule, given that it has a de broglie wavelength of 0.0140nm.

A: Given information:De-broglie wave length of the oxygen molecule (λ) = 0.0140 nm = 0.014 × 10-9 mMass…

Q: What is the de Broglie wavelength of(a) a bullet of mass 0.040 kg travelling at the speed of 1.0…

A: Given:  (a) a bullet of mass 0.040 kg travelling at the speed of 1.0 km/s(b) a ball of mass 0.060 kg…

Q: In a typical electron microscope, the momentum of each electron is about 7.8 x 1023 kg-m/s. What is…

A: charge on electron (q) = -1.6×10-19C mass of electron (m) = 9.11×10-31 kg momentum of electron (p) =…

Q: Find the de Broglie wavelength of a football of mass 0.4 kg traveling 23 m/s?

A: The equation for the de Broglie wavelength is given by,

Q: An electron is accelerated from rest through a potential difference of 100 V. What is the de…

A: Given:   An electron is accelerated through a potential difference , V = 100 V   To determine: The…

Q: Show graphically, the variation of the de- Broglie wavelength (λ) with the potential (V) through…

A: Given: De Broglie wavelength = λ Potential difference = V volts

Q: What is the de Broglie wavelength for an electron with speed (a) v = 0.480c and (b) v = 0.960c?

A: Given that: A) Speed of electron, v = 0.480 c B) When, Speed of electron, v = 0.480 c

Q: What is the de Broglie wavelength of an electron with a kinetic energy of 1.0 eV?

A: De Broglie wavelength  can be mathematically given by, λ=hcE where, λ is De Broglie wavelength. and…

Blackbody

Q.5 A blackbody radiates how much energy when the temperature of the body is elevated?