3-47. Data for stopping potential versus wavelength for the photoelectric effect using sodium are λ nm 200 300 400 500 600 V₁ V 4.20 2.06 1.05 0.41 0.03
Q: 3. A free electron initially moves along the positive x-axis direction with the de Broglie…
A: Given, The wavelength of electrons, λ=0.2×10-9m The de Broglie wavelength is given by, λ=h2meE Here,…
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Q: The photoelectric current in photoclectric cell can be reduced to zero by a stopping potential of…
A: Given- e=1.6×10-19 CVs=1.8 Vλ=2200 A0To find-maximum kinetic energy of photoelectrons=?
Q: A sodium vapor lamp is placed at the center of a large sphere that absorbs all the light reaching…
A: Given that:Rate at which lamp emits energy, P=40 WWavelength, λ=190 nmPlanck's constant,…
Q: 15. Which statement regarding the relative energies of monochromatic light [one color] with ). = 800…
A: given , wavelength of a monochromatic light , λ1 = 800 nm wavelength of a monochromatic light , λ2 =…
Q: A photon with wavelength A = 400 nm hits a stationary electron and is scattered at an angle p = 30…
A: Answer..
Q: What is the momentum of a 0.0055 -nm wavelength photon that could detect details of an atom? -120…
A: Momentum P = 12.05 × 10-23 kg.m/s
Q: 2. A photon has a frequency of 7.50 x 10¹4 Hz, a. Determine the energy and the momentum of this…
A:
Q: a) Calculate the frequency (in s-1) and the energy (in J) of a photon with the wavelength of 170 nm.…
A: Wavelength of photon (λ) = 170 nm = 1.7×10-7 m
Q: 2. Light of frequency 7.60 x 10¹4 Hz ejects electrons from surface (A) with a maximum kinetic energy…
A: The frequency of the light, The kinetic energy of electrons ejected by surface A,
Q: An electron accelerates from the rest through a potential difference of 2.00 kV. What is itsde…
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Q: 3. Using the average speed of a gas, (8RT?MW)1/2, determine the average de Broglie wavelength for an…
A: Hello. Since you have posted multiple questions and not specified which question needs to be solved,…
Q: from a metal that has a work function of 1.80 eV? 690 nm 564 nm 555 nm 123 nm 4.35 X 10^14 m
A: Given Work function of metal W = 1.80 eV To find Longest wavelength of light that can cause…
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: 19. In a photoemission experiment, the maximum kinetic energies of photoelectrons from metals P, Q…
A:
Q: The energy of an ultraviolet light is 3.28 eV. (i) What is its wavelength? (Given: h=6.63✕10-34…
A: Given data: The energy of ultraviolet light E= 3.28 eV.
Q: 8. When a photoelectric surface is illuminated with light of wavelength 537 nm, the stopping…
A: We use the formula for photoelectric effect to get the required.
Q: Q-25: Green light shining on sodium surface causes photoelectrons with maximum kinetic energies of…
A: Given that --- maximum kinetic energies = 0.02 e V. work function of sodium= 2.28 e V, Question ?…
Q: Light with wavelength of 721 nm is incident on a metal resulting in electrons with speeds up to…
A:
Q: i) Calculate the wavelength of the light. ii) Calculate the stopping potential.
A: Given, Work function of metal,W=3.2×10-19J Speed of ejected electrons,v=8×105m/s
Q: 3- An electron is moving with a speed of 4.00 x 10° m/s. What is the speed of a proton that has the…
A: Option b Is the right answer 2.18 km/s
Q: 5. (a) Photoelectrons are emitted from a clear gold surface when exposed to light with a frequency…
A: According to Einstein's formula of photoelectric effect we know, 12mvmax2=hν-W, where m is the mass…
Q: Task 3: Quantum Theory h = 6.63 × 10-34 Js; c = 3.00 x 108 m/s; me9.11 x 10-31 kg 1. A potassium…
A: Note: “Since you have posted multiple questions, we will provide the solution only to the first…
Q: A) In what part of the EM spectrum would a photon of energy 4.9 ✕ 10−17 J be found? microwave…
A: The objective of the question is to find out the part of the electromagnetic (EM) spectrum where a…
Q: When a certain metal is illuminated by light, photoelectrons are observed provided that the…
A: h = 6.626 × 10-34 J ∙ s,c = 3.00 × 108 m/s,1 eV = 1.60 × 10-19 J
Q: An x-ray tube has an applied voltage 40 kV, calculate the maximum speed of the electron to produce…
A: Given data: Applied voltage is, V'=40 kV=40×103 V.
Q: Q-27: Two photons have wavelength 600 nm and 150 nm strike a photo emissive surface. Find the ratio…
A: (given) Wavelength of two photons is λ1=600 nm…
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: The electric field of light wave is given as 10° cos5×10-7 2т х6х 1014t COS 5x10-7 This light falls…
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Q: A 1-kg cat acquires a speed of 100 m/s as it is sucked into the intake of a jet engine.What is its…
A: Solution : Cat mass m = 1 kg speed of cat, v = 100 m/s h = 6.63x10^-34 J s c = 3x 10^8 m/s
Q: Photoelectric effect: Light of wavelength 400 nm falls on a metal surface having a work function…
A: The maximum kinetic energy of the photoelectrons emitted from the metal surface due to the…
Q: 2) Consider the photoelectric effect in zinc. The work function of the Zn is 4.30 eV. After the…
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Q: A potassium surface is illuminated by a monochromatic laser light with a wavelength of 400 nm.…
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Q: e work function for a certain metal is 4.2 eV. Will metal give photoelectric emission for incident
A: The minimum amount of energy required to be provided to an electron to pull it out of the metal from…
Q: Q-30: Blue light with a wavelength of 460.0 nm is incident on a piece of rubidium. The work function…
A: The given data are: λ=460 nm=460×10-9 mϕ=2.16 eV=2.16×1.6×10-19 J=3.456×10-19 Jh=6.63×10-34…
Q: The de Broglie wavelength for an electron moving at 2.00 x 10' m/s is O 2.43 x 10-12 m O 2.75 x 1010…
A: We know that λ=hmV Where λ is wavelength m=mass=9.1×10-31kg. v= 2.×107m/s
Q: (a) What is the wavelength (in nm) of a photon that has a momentum of 4.50 x 10¬27 kg • m/s? nm (b)…
A:
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