Q. 6. The work function of Cs is 2.14eV. Find (a) threshold frequency for Cs (b) Wavelength of incident light if the photo current is brought to zero by stopping potential of 0.6 V.
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A: Since you have asked multiple question, we will solve the first question for you. If you want any…
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A: Atomic mass of the molecule, 44u =44×1.66×10-27=7.304×10-26kg
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A: Given data : Ground state energy E0 = 0 eV 1st excited state energy E1 = 1.79 eV 2nd excited state…
Q: The Photoelectric threshold wavelength A. Calculate its of certain material is 3000 A work function.
A: To find-Work function (W)=?Given-λ0=3000 A0=3000×10-10 mC=3×108 m/s
Q: 7. In certain experiments a 54 eV beam is directed at the target perpendicularly and the maximum…
A: Energy of the electron beam E=54 eV sp corresponding Voltage would be V=54 V. Angle of incidence is…
Q: Calculate threshold wavelength for given surface having threshold frequency 5 x 10¹4 Hz.
A: To find-Threshold wavelength (λ0)=?Given-ϑ0=5×1014 Hzc=3×108 m/s
Q: Photoelectric work function of a photo- sensitive material is 3 x 10-19 J. Calculate its threshold…
A: To find-Threshold wavelength (λ0)=?Given-W=3×10-19 J
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Q: 1. An X-ray beam of wavelength 0.71 A is diffracted by a cubic KCL crystal of density 1.99x10^3…
A: KCL has a FCC structure, Hence effective toms is n’ =4, The molecular weight of the KCL is 74.6 amu.…
Q: V: (V) V1 1.2 3.3 f(×1014 Hz)
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Q: What is the work function of the metal light of wavelength 4000 Å generates
A: Givenλ=4000 Ao=4000×10-10 mve=6×105 m/sme=9×10-31 Kgc=3×108 m/sh=6.626×10-34 Jsqe=1.6×10-19 JeV-1
Q: Suppose. photons are scattered through a thin aluminum foil. A detector starts at 0° and is slowly…
A: Concept used: Photons are scattered at different angles when hit through an aluminum foil. This can…
Q: Calculate threshold wavelength for given surface having threshold frequency 5 x 10¹4 Hz.
A: To find-Threshold wavelength (λ0)=?Given-ϑ0=5×1014 Hzc=3×108 m/s
Q: QUESTION 1 When illuminating a metal work function W =1.6 eV with a radiation of wavelength 700 nm…
A: "Since you have asked multiple questions, we will solve the first question for you. If you want any…
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Q: Lead has a work function of 4.14 eV. Find the cutoff wavelength and cutoff frequency for the…
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Q: In a Compton scattering experiment, a 0.1100-nm photon collides with a stationary electron and then…
A: Given data: The wavelength of the incident photon, λ=0.1100 nm. The scattering angle of incident…
Q: Photons are scattered through a thin aluminum foil. Find the change in wavelength of the photons, in…
A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…
Q: The attatched equation describes the cross section for the photoionization of a hydrogen atom in…
A: The attatched equation describes the cross section for the photoionization of a hydrogen atom in…
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Q: a Explc as a re b)If t Say abc scatter
A: In the year of 1923 Compton observed that the wave length of the scattered X-ray from a block of…
Q: Calculate threshold wavelength for given surface having threshold frequency 5 x 10¹4 Hz.
A: To find-Threshold wavelength (λ0)=?Given-ϑ0=5×1014 Hzc=3×108 m/s
Q: Number of emitted photons is 10^4 photons/s. Number of emitted electrons is 20 el/s. What is…
A: Given data, Number of photons, Np=104 photons/sec Number of electrons Ne=20 e/sec
Q: A emission line with a wavelength of 5000Å shows a Zeeman Effect of spectral splitting of 1.1 ×…
A: Given data, Wavelength λ= 5000 Angstrom Splitting, ∆λ=1.1×10-3 Ao
Q: A photon of energy 2.8 MeV is annihilated near a heavy nucleus producing an electron-positron pair.…
A: We’ll answer the second question since the exact one wasn’t specified. Please submit a new question…
Q: Calculate the total optical power available from the source? Calculate the axial irradiance, laxis…
A: I=PA P = IA where, I is irradiance and A is area of spot. Area = πr2=3.14(0.05)2=0.00785 cm2 P =…
Q: What is the maximum amount by which the wavelength of an incident photon could change when it…
A: Atomic mass of the molecule, m=53.0u=53.0×(1.66×10-27kg)=8.798×10-26kg
Q: An X-ray photon of energy E undergoes Compton scattering in the direction 0 with the initial…
A: we use the result for wavelength in Compton scattering:
Q: The work function for gold is 5.10 eV. (a) Convert the value of the work function from electron…
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Q: If a photoemissive surface has a threshold frequency of 4.6 x 104 Hz, calculate the in eV. Givenh =…
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Q: 3. Generate the plot of spectral energy density vs frequency and spectral energy density vs…
A: Accroding to Rayleigh jeans formula, the spectral energy density is given by Uν=8πν2c3kT or…
Q: 8. A strong peak is recorded at a 20 = 28.29 degrees. Calculate d (interplanar spacing) using…
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Q: Photoelectron spectra were acquired from a sample ofgaseous N2 using He(I) light with energy 21.22…
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