Ex 41: Photoelectric work function of a photosensitive material is 4.8×10-19. Calculate the threshold wavelength. (March '89)
Q: Ex. 32: The photoelectric work function of silver is 3.3 eV. Calculate the threshold frequency for…
A: To find-THreshold frequency (vv0)=?Given-W0=3.3 eV=3.3×1.6×10-19 Jh=6.63×10-34 Js
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Q: Ex. 32: The photoelectric work function of silver is 3.3 eV. Calculate the threshold frequency for…
A: To find-Threshold frequency (v0)=?Given-W0=3.3 eV=3.3×1.6×10-19 Jh=6.63×10-34 Js
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A: Given- e=1.6×10-19 CVs=1.8 Vλ=2200 A0To find-maximum kinetic energy of photoelectrons=?
Q: Ex 27: The threshold wavelength for silver is O 3800 A. Calculate the photoelectric work function…
A: To find-Work function in eV (W)=?Given-λ0=3800 A0=3.8×10-7 mh=6.63×10-34 Jsc=3×108 m/s1 eV=1.6×10-19…
Q: 7) Calculate translational kinetic energy of a non-relativistic electron as a function of the…
A: We know the de Broglie wavelength is given as:λ=ph=mvhorv=mλhorv2=m2λ2h2or K.E.=21mv2=2mλ2h2
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Q: A metal which has a threshold wavelength 2.3x1°m is irradiated by a light of wavelength 1.8x1°m.…
A: Given: The threshold wavelength is 2.3x10-9 m. The wavelength of the light is 1.8x10-9 m.
Q: Which statement is TRUE about Einstein’s explanation regarding the photoelectric effect? I. The…
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Q: The threshold wavelength for the photoelectric effect for silver is 262 nm. 1) Determine the work…
A: Given, The threshold wavelength, λ0=262nmλ0=262×10-9m 1. The energy of the photon is the work…
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A: Solution:-Step Q1: Step Q2: Step Q3:
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Q: Ex 27: The threshold wavelength for silver is O 3800 A. Calculate the photoelectric work function…
A: To find-Work function in eV (W)=?Given-λ0=3800 A0=3.8×10-7 mh=6.63×10-34 Jsc=3×108 m/s1 eV=1.6×10-19…
Q: Ex. 55: Photoelectric threshold wave-length of à certain metal is 3315 A.U. Then its work function…
A: To find-Work function (W0)=?Given-Threshold wavelength λ0=3315 A0…
Q: . i. Calculate the maximum wavelength λmax of electromagnetic radiation that could eject electrons…
A:
Q: Ex. 55: Photoelectric threshold wave-length of à certain metal is 3315 A.U. Then its work function…
A: The work function is-W0=hv0=hcλ0W0=6.63×10-34×3×1083315×10-10W0=2×3×10-19W0=6×10-19 J
Q: Ex 41 Ex 41: Photoelectric work function of a photosensitive the threshold wavelength. material is…
A: To find-Threshold wavelength (λ0)=?Given-W=4.8×10-19 Jh=6.63×10-34 Jsc=3×108 m/s
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Q: A lamp that emits photons of wavelength 200nm is used un a photoelectric effect demonstration.…
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Q: the cutoff wavelength for a particular material is 510nm considering the photoelectric effect, what…
A: L0=510 nmL=402 nm let kinetic energy be K formula for K=> K=hcL-hcL0
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Q: 5. Radiation of wavelength A = 290 nmfalls on a metal surface for which the work function is W =…
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Q: 4) The minimum frequency for the photoelectric effect to occur in a given metal is 5 x 10¹4 Hz. a)…
A: Given: Minimum frequency (fο) = 5 × 1014HzTo find: a) Work function of the metal (W) b)…
Q: If the photoelectric effect is observed for one metal, can you conclude that the effect will also be…
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Q: On a photosensitive material, when frequency of incident radiation increased by 30%, kinetic energy…
A: To find-Work function (ϕ)=?Given-(Initial) K.E.=E1=0.4 eV(Final) K.E.=E2=0.9 eV
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A: Given data: Distance covered d=5 miles. Time taken t=4 sec. de-Broglie wavelength λ=1.62×10-38 m.…
Q: The work function of K is 2.2 eV (a) Calculate the threshold frequency and wavelength (b) Will…
A: work function of k = 2.2 eV
Q: 8. The graph shows the maximum KE of photoelectrons escaping a metal surface when irradiated with…
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Q: Q1// In Photoelectric Effect the amount of current flow is depended on applied Potential difference…
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