Plank’s
Q: The radius of our Sun is 6.96 × 108 m, and its total power output is 3.85 × 1026 W. (a) Assuming the…
A: Given: R = 6.96 × 108 m P = 3.85 × 1026 W
Q: If an electron in hydrogen atom jumps from an orbit of level n =3 to n = 2, emitted radiation has…
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Q: (4.9) Excitons can absorb photons by making transitions to ex- cited states in exactly the same way…
A: Given,μ=0.05m0εr=12.8Energy of exciton at any state n is given as,E(n)=-μm0εr2Ryn2Where Ry=Rydberg…
Q: Calculate the turning point of an alpha particle (Z =2) directed with initial kinetic energy of 2.0…
A: Given that the particle is headed directly toward the gold nucleus. Therefore, the angle will be the…
Q: Two stars, both of which behave like ideal blackbodies, radiate the same total energy per second.…
A: Data: Let, the diameter of cooler star =d Therefore, diameter of hotter star = d/3 Let, the…
Q: What minimum accelerating voltage is required to produce an x - ray with a wavelength of 70.0 pm?
A: The energy acquired by a photon when it is accelerated to potential difference ‘V’ is given by
Q: An 16O nucleus has a kinetic energy of 320 MeV (note this is regular classical motion so γ ∼ 1),…
A: This problem can be solved using the conservation of energy. 12mev2 = N∈, where N = 160 & ∈=320…
Q: Which of the graphs below gives the correct qualitative behavior ofthe energy density E, (2) of…
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Q: Consider a black body of surface area 22.0 cm² and temperature 5700 K. (a) How much power does it…
A: Given that: - Surface area (A) of the black body: 22.0 cm² - Temperature (T) of the black body: 5700…
Q: A beam of 8.0-MeV - particles scatters from a thin gold foil. What is the ratio of the number of ∝…
A: Given: The energy of electron beam = 8 MeV
Q: The spherical harmonic Yem, co, 0) is equal to the product OF D²m₂ (a) and $m, (d). The hydrogen…
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Q: an atom(not hydrogen atom) absorbs a photon whose associated wavelength is lambaabs and immediately…
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Q: In a muonic atom, the electron is replaced by a negatively charged particle called the muon. The…
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Q: You are studying a very distant quasar and are trying to determine how far away it is. The quasar is…
A: Given, λo = 121.6 nmλob = 130 nm
Q: A proton captures a µ-[A negative muon is unstable elementary particle] to form a muonic atom of…
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Q: The proton (mass M) and electron (mass m) in a hydrogen atom actually rotate about their common…
A: The radius of the nth orbit is r=4πε0ℏ2μe2n2 Here, r is the electron nucleus distance. The distance…
Q: In a historical experiment to determine Planck's constant, a metal surface was irradiated with light…
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Q: calculate the spectral broadening due to doppler effect in the carbon dioxide later wavelength =…
A: Spectral broadening due to Doppler effect occurs when there is motion between the atom and observer…
Q: The first line in the Lyman series of H is at 82257.098 cm-1, while that line in the spectrum of…
A: Rydberg formula is used to calculate the wavelength of the spectral line formed during atomic…
Q: . (a) Find at what voltage on the X-ray tube, the emitted X-ray radiation has minimumwavelength λmin…
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Q: Prove that the difference in population numbers (N₁, N₂) between two energy levels E₂ and E₁ is…
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Q: At what temperature (in K) will the 283.17 nm absorption line for lead (208Pb) have a Doppler width…
A: Given that, the 283.17 nm absorption line for lead (208Pb) Doppler width of 262 MHz We know…
Q: When ultraviolet radiation of wavelength 58.4 nm from a helium lamp is directed on to a sample of…
A: If E is ionization energy then, hcλ=E+12mv2
Q: A) Calculate the de Broglie wavelength of a neutron (mn = 1.67493×10-27 kg) moving at one six…
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Q: Protons of energy 5.1 MeV are incident on a silver foil of thickness 3.6 x 10-6 m. What fraction of…
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Q: Planck's radiation law can be written ux = 8thc 1 25 eßhc/2-1 Show that the wavelength corresponding…
A: Since we have given the energy density we have to derive Wien's displacement Law .
Q: Estimate the thermally Doppler-broadened line widths for the hydrogen Lya, C III, O VI, and Mg X…
A: When there is relative motion between source and observer there is a change in frequency. This…
Q: A parallel beam of 500-keV photons is normally incident on 0.8 cm sheet of lead (density = 11.4…
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Q: X-rays of wavelength 0.120 nm are scattered from a block of carbon. If the scattered radiation is…
A: Given data: Wavelength of X-ray is, λ=0.120 nm=0.120×10-9 m. Scattering angle with respect to…
Q: Find wavelength at which body radiates maximum energy if its temperature is 2270C [ Wien's…
A: Given data-T=227°C=(227+273)K=500 Kb=2.898×10-3 mK
Q: A 2.0 um thick gold leaf (Z = 79) was used in a Rutherford experiment to spread a particles (Z = 2)…
A: Let b denote the impact factor in the given Rutherford experiment. It is given as follows. Here, K…
Q: (a) What is γ for a proton having an energy of 1.00 TeV, produced by the Fermilab accelerator? (b)…
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Q: (d) volume (e) Show that the total number of photons per unit at temperature Tis kT N' = 8π hc.…
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Q: The surface temperature of a hot body is 1227 degree C . Find the wavelength at which it radiates…
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Q: From the attached possible structures for X can be excluded on the basis of its IR spectrum ?
A: Explanation given below:
Q: (a) What is the energy in eV of a y ray of frequency 3.00 X 1020 Hz? (b) How many tightly bound…
A: Given: The frequency of the gamma-ray is 3.00×1020 Hz.
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