Find wavelength at which body radiates maximum energy if its temperature is 227°C [ Wien's constant, b=2.898 x 10-3 mº K]
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Q: ompare the wavelength for an electron (mass = 9.11 * 10-31 kg) traveling at a speed of 1.0 * 107…
A: Given: The mass of the electron is 9.11x10-31 kg. The speed of the electron is 1x107 m/s. The mass…
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A: The energy of electron in hydrogen atom is given by En = -me48ε0h2n2 =…
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A: Momentum P = 12.05 × 10-23 kg.m/s
Q: 1) The spectral emittance of a radiating cavity is maximal at a wavelength of 32 µm. The temperature…
A: Given: Maximum Wavelength,λmax=32μm=32×10-6mWein's constant,b=2.89×10-3m·KMass 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: he blackbody radiation emitted from a furnace peaks at a wavelength of 2.5 10-6 m (0.0000025 m).…
A: Use Wein displacement law
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A: Given: The wavelength of the photon is 4.3408x10-7 m. The initial state of the electron is 2.
Q: A photon of 3.53 x 10-28 kg.m/s momentum is emittedfrom a hydrogen atom. To what spectrum series…
A: Given values: The momentum of photon, p=3.53×10-28 kg.m/s Velocity of light, c=3×108 m/s Planck's…
Q: Example 25. In a Stern-Gerlach experiment, a collimated beam silver atom is produced by vapourising…
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Q: Compute the wavelength for the following a) An electron with 1eV kinetic energy b) A 10g bullet…
A: Given Energy of the electron is E=1eV=1.6×10-19 J Mass of the bullet is m=10 g=10×10-3 kg Speed of…
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A: The basic line of attack that would be useful to solve this question would beif a body is bound to…
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A: Given data The work function of gold is, ϕo=4.82 eV The wavelength is, λ=1750 A The maximum…
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Q: (i) Calculate the de Broglie wavelength of an electron having a mass of 9.11 x 10-31 kg and a charge…
A: Apologies. We only answer one question at a time. we will answer the first one as the exact one…
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Q: The three lowest energy levels of the electron in the Hydrogen atom have energies energies E₁= -21.8…
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Q: Calculate the wavelength of an electron moving at 6.0 x 10³ m/s.
A: Write the variable with the given values.
Q: The work function of cesium is 1.6 x 10-19 J. Calculate the maximum speed of the electrons emitted…
A: work function of cesium (W) = 1.6×10-19 J wavelength of incident light = 0.589 μm
Q: The energy of an ultraviolet light is 3.28 eV. (i) What is its wavelength? (Given: h=6.63✕10-34…
A: Energy , E = 3.28 eV To find= a) Wavelength b) Velocity
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Q: Q#1 (a)(i)A thermal neutron has a speed v at temperature T = 300 K and kinetic energy m- 3 KT…
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Q: Calculate the number of electrons required to to produce radiation at 590 nm, N590 having linewidth…
A: The energy of radiation is ∆E=hcλ2∆λ .............................................. (1) where ∆λ…
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Q: (2) Find the wavelength of the photon that is emitted when a hydrogen atom undergoes a transition…
A: Given: The Rydberg constant for hydrogen atom is 1.097×10-3 A-1. The initial level is 4.…
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A: Voltage =70000V And have to find minimum frequency
Q: An infrared satellite measures outgoing radiation that leaves Earth's surface through an atmospheric…
A: The expression for the spectral radiance is, Fλ=2πhc2λ5ehcλkT-1
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Q: A cavity radiator has its maximum spectral radiance at a wavelength of 6.8×10 m. If the body is…
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Q: c) The energy of an ultraviolet light is 3.28 eV. (i) What is its wavelength? (Given:…
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Q: Gold has a work function, Φ, of 5.47 ev. If a sample of gold is bombarded with 195 nm photons, what…
A: Work function, Φ = 5.47 eV Wavelength, λ = 195 nm Velocity, v = ?
Q: Use the Bohr theory to find the series wavelength limits of the Lyman series of hydrogen.
A: When electrons move between orbits they do so by absorbing energy. A photon is released when the…
Q: Find the frequency of the photon emitted when hydrogen makes a transition between energy level 6 to…
A: n1=4 n2=6
Q: Gold has a work function, Φ, of 5.47 ev. If a sample of gold is bombarded with 175 nm photons, what…
A: work function of gold (φ) = 5.47 eV Wavelength of incident photons (λ) = 175 nm
Q: Suppose a star with radius 8.51 108 m has a peak wavelength of 689 nm in the spectrum of its…
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Q: The threshold wavelength for silver is O 3800 A. Calculate the maximum kinetic O. energy in eV of…
A: To find-Maximum K.E. in eVGiven data-λ0=3800 A0=3800×10-10 mλ=2600 A0=2600×10-10 mc=3×108…
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Q: (prt 1)A photon emitted as a hydrogen atom undergoes a transition from the n = 4 state to the n = 2…
A: 1. The energy of the emitted photon is E=-13.6 eVn2∆E=-13.6 eV42--13.6 eV22=2.55 eV1.6×10-19 J1…
Q: An electron was ejected from the surface of cesium metal with a speed of 6.74*10^5 m/s.Given that…
A: Given data :- speed of ejected electron v =6.74 × 105 ms threshold energy (work function of the…
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