Use the energy conservation and the angular momentum conservation to find the distance of closest approach when a 8MeV alpha particle is scattered from a gold atom. Assume that the impact parameter b equals 100 fm.

Q: Assuming that 10.0% of a 100 W light bulb's energy output is in the visible range (typical for…

A:

Q: What fraction of 5-MeV - particles will be scattered through angles greater than 8° from a gold foil…

A: Given: The energy of the particles is E=5 MeV. The scattering angle of particles is θ=8∘. The…

Q: 2.8 pm photons interact with free electrons from a carbon target. what will be the energy minimum…

A: Given: The wavelength of the photon is λ = 2.8 pm The mass of an electron is m0 = 9.1 x 10-31 kg The…

Q: An alpha particle has a matter wavelength of 1.89 mA. Calculate its speed.

A:

Q: hydrogen atom is excited to the n=4 level. Its decay to the n-2 level is detected in a photographic…

A:

Q: Rudolf Mössbauer discovered in 1957 that transitions from an excited nuclear state occur with…

A: Given: A transition like that in 191Ir from the 129- keV excited state to the ground state has a…

Q: Calculate the resonance frequency and the corresponding wavelength for an electron in a magnetic…

A: The applied magnetic field, B=0.330 T The energy difference associated with a transition is…

Q: A muonic atom consists of a muon (mass m = 106 MeV/c2 and charge q = -e) in place of an electron.…

A: The reduced mass of muon when it is in place of an electron is μ=mMm+M m is the rest mass of the…

Q: In Rutherford's scattering of alpha-particles in a thin gold foil, one neglects the effect of atomic…

A: Alpha particles can attract electrons in Rutherford’s gold foil experiment. However, the effect of…

Q: The half-value layer for Tc-99m photons in water is 4.6 cm. Since soft tissue has about the same…

A: Given Data: Half value layer =4.6cm To Find: What percent of the beam passes through 3cm of fat.

Q: Why do we say that ∆t= h/(2 ∆E) is a lower-bound estimate of the lifetime of an atomic state? Why…

A: According to Heisenberg's uncertainty principle, the product of the uncertainty of position Δx and…

Q: What is the probability of finding an electron in the 1s orbital within 0.60 Å of the nucleus of *…

A: The probability of finding an electron in the 1s orbital within 0.60 A0 of the nucleus of an He+…

Q: A method of cancer treatment known as gamma knife radio- therapy uses multiple beams of gamma rays…

A: Given that: Eo=1.17 MeV=1.17×106×1.6×10-19 J=1.872×10-13 Jϕ=70°moc2=0.511 MeVmoc=0.511…

Q: Using the Thomson model, estimate the average scatter- ing angle when alpha particles (z = 2) with…

A: As per Thomson's model of the atom, an atom is a positive sphere with electrons embedded in it.…

Q: (a) What voltage must be applied to an X-ray tube to obtain 0.0100-fm-wavelength X-rays for use in…

A: The energy of the X-ray can be given using the following equations Substituting the values give,

Q: Because electron is lighter that the nuclei by a factor of 2000 and there are different timescales…

A: Answer: The given statement is True.

Q: Which hydrogen like atom has the wavelength difference between the first line of Lyman and Balmer is…

A: hydrogen-like ion has the wavelength difference between the first lines of Balmer and Lyman series…

Q: Q#1 (a)(i)A thermal neutron has a speed v at temperature T = 300 K and kinetic energy m = 3 KT…

A:

Q: Is the angular momentum of alpha-particles in Rutherford scattering conserved?

A: In the process of Rutherford scattering, the force acting on the alpha particle is electrostatic…

Q: Calculate the probability that a hydrogen 2s electron will be found within a distance 3 angstroms…

A: Radial wavefunction for 2s electron in Hydrogen atom is given by, R2sr=12a03/22-ra0e-r/2a0

Q: The shortest wavelength of a Lyman series equal to RH RH/2 1/RH 2/ (3RH) معدلة 11:31 ص

A:

Q: Alpha particles of energy 8.4 MeV are incident on a silver foil of thickness 6.5 μm. For a certain…

A: Detailed answer shown belowExplanation:Here's a comprehensive solution to the problem of alpha…

Q: t = 0 the hydrogen atom in the {|r}} representation is given as (0)) = ao (2x + iy) p2 [ª(21 -1₁- +…

A:

Q: A neutron is scattered through an angle of 60 degree in the C.M syste m in collision with…

A: Step 1:0To calculate the fractional loss of energy of the neutron and the maximum fractional energy…

Q: Which of the following represents a good estimate of the energy of a Kα X-Ray for Technitum, Z=43?…

A:

Q: Rutherford backscattering spectrometry(RBS) is a technique used to determine the structure and…

A: Given:- Charge of Helium ions =-e Total energy at initial position=0 At he center the energy =  3.0…

Q: 2. Protons with energy 1.0MeV scatter off a fixed spherical potential whose range is known to be a =…

A:

Q: what is the difference in wavelength between (electron and neutron nd x-rays)

A: The wavelength of an electron is dependent on the voltage or energy used to accelerate it.

Q: A beam of α particles of kinetic energy E = 10 MeV and intensity I = 1 μ A hits a lead target [A =…

A: Hello. Since your question has multiple sub-parts, we will solve the first three sub-parts for you.…

Q: A 1.00-fm photon has a wavelength short enough to detect some information about nuclei. (a) What is…

A: a) The expression for the De-Broglie equation is,

Q: Nuclear radii may be measured by scattering high-energy electrons from nuclei. (a) What is the de…

A: Given:Energy, E = 172 Mev = 172×106 V

Q: What is the minimum kinetic energy of a proton in a medium-sized nucleus having a diameter of 8.0 x…

A: Given, Proton in a medium-sized nucleus having a diameter, Δx=8.0 x 10-15 m As, mass of proton is,…