Calculate the wavelength of electrons accelerated from the rest state with the help of an electrical potential of 15000 V.

Q: The average lifetime of a muon is about 2 μs. Estimate the minimum uncertainty in the rest energy of…

A: Using the uncertainty principle,

Q: Show that the spread of velocities caused by Heisenberg uncertainty principle does not have…

A: Uncertainity principle was the first big step towards quantum world. It was this principle which led…

Q: the energy of the most energetically possible photon emitted is

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Q: What is the (a) momentum (b) speed, and (C) de-Broglie wavelength of an electron with kinetic energy…

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Q: Cosmic rays are highly energetic particles travelling through space. How fast must a cosmic ray…

A: Wavelength , λ = 10 fm = 10 x 10-15 m To find = velocity

Q: Electrons accelerated from rest by a potential difference of 10.2eV pass through a gas of hydrogen…

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Q: Give proof that the violation of the Kelvin–Planck statement leads to the violation of the Clausius…

A: The second law of thermodynamics is stated in Kelvin-Plank statement as, it is impossible to devise…

Q: A particle has mass m in potential etherwise Calculate the probability and probability density to…

A: The normalized wavefunction for a particle in 1-dimensional box: ψ=2Lsin nπLx The probability,…

Q: In an old-fashioned television set, electrons are accelerated through a potential difference of 25.0…

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Q: In what ways are matter and energy related that were not known before the development of relativity…

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Q: Calculate the momentum of a photon of energy 6×10-J.

A: Given, Energy of photon E = 6 x 10-19 J

Q: In view of the uncertainty principle, why does a baseballseem to have a well-defined position and…

A: The minimum expected error in measurement in position and momentum is given by uncertainty principle…

Q: Compute the de Broglie wavelength of proton with a kinetic energy of 1GeV (mc-0.94 GeV) [1 fm 10-15s…

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Q: moving at 0.9c  Find: 1) λe- = ? Wavelength of electron? 2) Δt = ?

A: Given:- The electron move with the velocity  v= 0.9 c  Find:- The wavelength of the electron  For…

Q: Give the basic principle of conversion of light into an electrical pulses in a scientilation…

A: In this problem, it is asking about the basic principle of conversion of light in to an electrical…

Q: Discuss the Hertz Experiment

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Q: Determine the wavelength of an electron that starts its motion from rest with a potential difference…

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Q: If an observer sits on a photon, will the photon appear to be at rest to an observer?

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Q: At emission, in its trajectory, and at detection, a tennis ball behaves like: Oa particle, a wave, a…

A: Required : Behavior of tennis ball.

Q: erive the Stefan-Boltzmann law from Planck's law. No handwriting please

A: We have to use Planck’s law to derive the Stefan-Boltzmann law.

Q: Outline Einstein's explanation of the following aspects of the photoelectric effect: a) Work…

A: Photoelectric Effect: When a light falls on a metal surface then the electron or other charge…

Q: Calculate the wavelength of electrons accelerated through 1742 V.

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Q: Wave interference in matter was first observed for what type of particle?

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Q: A particle has a lifetime of 1 × 10–23s. Calculate the typical uncertainty in the measurement of its…

A: Lifetime of the particle is t = 10-23 s

Q: what is the DeBroglie wavelength of a baseball traveling at a speed of 150 km/hr?

A: Given: Speed of baseball (v) = 150 km/hr = 41.667 m/s. Mass of baseball (m) = 145 gm. (from…

Q: Show that Wien’s displacement law follows from Planck’s radiation law.

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Q: The average lifetime of a tau is about 2.9 ✕ 10−13 s. Estimate the minimum uncertainty in the energy…

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Q: The uncertainty in energy of the uncharged pi meson, expressed in eV is .[Rest ..... ...... energy…

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Q: Suppose an electron is accelerated through a 285-V potential. What is the wavelength of the…

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Q: Heisenberg’s uncertainty principle states that it is impossible to measure simultaneously the exact…

A: Heisenberg’s uncertainty principle states that it is impossible to measure simultaneously the exact…

Q: The uncertainty in energy of the uncharged pi meson, expressed in eV is [Rest energy =125 MeV,…

A: given  uncertainty in time = life time  = 0.083 fs = 0.083 × 10-15 s  = 8.3 × 10-17 s

Q: calculate the momentum of a photon having a wavelength of 100nm. Also, find the velocity and kinetic…

A: Given:-  The wavelength of the photon is λ = 100nm  Find:-  calculate the momentum of a photon…

Q: What are the shortest-wavelength X-rays emitted byelectrons striking the face of a 28.5-kV TV…

A: Given: The voltage of the picture tube=28.5 KV Wavelength=?

Q: How do you calculate the velocity of an electron if the debroy wavelength is given.

A: Correction: The wavelength mentioned here is considered as De Broglie’s wavelength. There’s no such…

Q: If h/mc is very very large compared to the wavelength of the radiation that you're sending in to hit…

A: Write the expression for the Compton effect or shift.

Q: If pair production of muon-antimuon pair can occur for photons of wavelength =5.85 x 10-15 m or…

A: Given : Wavelength of photon, λ = 5.85 ×10-15 m

Q: The Heisenberg Uncertainty Principle Expresses the fact that it is not possible to precisely know…

A: Heisenberg’s uncertainty principle states that it is impossible to measure or calculate exactly,…

Q: For collisions with free electrons, compare the Compton shift of a photon scattered at an angle of…

A: Compton scattering is an inelastic scattering in which photons are scattered (usually X-rays…