Element Work Function (eV) Aluminum 4.3 Carbon 5.0 Copper 4.7 Gold 5.1 Nickel 5.1 Silicon 4.8 Silver 4.3 Sodium 2.7

Q: When the light of wavelength 250 nm is incident on a metal surface, the maximum speed of the…

A: Using Einstein's photoelectric equation : E = W + Kmax hv = W + 12m vmax2W =hθ  -  12m vmax2W =hcλ…

Q: The work function for aluminum is 4.08 eV. Ultraviolet light of wavelengt 156 nm is incident on the…

A: Given data:The work function, ϕ=4.08 eV.Wavelength of light,  λ=156 nm

Q: What is the maximum kinetic energy (in eV) of the photoelectrons when light of wavelength 260.0 nm…

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Q: You illuminate a metal with light of wavelength 640 nm and find that the photoelectrons have a…

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Q: A sheet of metal is illuminated by photons with a wavelength of 325 nm and the emitted electrons are…

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Q: When ultraviolet light with a wavelength of 354 nm falls on a certain metal surface, the maximum…

A: Given: Ultraviolet light of wavelength λ=354 nm             Kinetic energy of photoelectrons…

Q: What is the maximum speed of emitted photoelectrons if a beam of light of wavelength 200 nm is shone…

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Q: A metal surface is illuminated with light of different wavelengths and the corresponding stopping…

A: Given that a metal surface is illuminated with light of different wavelengths and the corresponding…

Q: Sunlight whose visible wavelengths range from 380 to 750 nm, is incident on a sodium surface. The…

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Q: What is the greatest wavelength of light that will cause the emission of photoelectrons from sodium.…

A: Concept used: Photoelectric effect is the process of ejecting out electrons from surface of metal.…

Q: An electron is moving with a speed of 8.00 * 10^6 m/s. Whatis the speed of a proton that has the…

A: Given data Ve=8×106 m/s

Q: Light that has a 196 nm wavelength strikes a metal surface and photoelectrons are produced moving as…

A: It is given that,

Q: The work function of a surface is 5.0×10^−19 J. If light of wavelength of 300 nm is incident on the…

A: Given: The work function of the metal is 5x10-19 J. The wavelength of the light is 300 nm.

Q: Photoelectrons from a material whose work function is 2.27 eV are ejected by 502 nm photons. Once…

A: Given Data :Work Function of the material φ = 2.27 eVwavelength of incident photon λ =  502 nmmass…

Q: Light of wavelength 400 nm bombards a surface with work function 2.46 eV. What is the maximum…

A: Given data :- Wavelength λ = 400 nm Work function W = 2.46 eV

Q: When ultraviolet light with a wavelength of 264 nmnm falls upon a clean metal surface, the stopping…

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Q: An electron is moving with a speed of 10.00 * 10^6 m/s. What is the speed of a proton that has the…

A: Answer : If the speed of electron is ve and the mass of electron is me then the momentum of the…

Q: When ultraviolet light with a wavelength of 400.0 nm falls on a certain metal surface, the maximum…

A: The photoelectric equation is given as, Here, E =hc/λ denotes the energy of the incident light, W…

Q: A clean nickel surface is exposed to light of wavelength 235 nm. What is the maximum speed of the…

A: Given data λ=235 nm

Q: For a certain metal, the threshold wavelength for the photoelectric effect is 719.0 nm. What is the…

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Q: The cut-off potential for photoelectrons emitted by a surface hit by wavelength light of 4910…

A: The cut off potential is the applied reverse potential such that the photocurrent is 0. From…

Q: It is observed that light of 410 nm just begins to emit photoelectrons. What is the classical…

A: incident wavelength = 410 nm The metal surface just begins to emit the photoelectrons when a light…

Q: A clean nickel surface is exposed to light of wavelength 230 nm. What is the maximum kinetic energy…

A: Given Information:- Wavelength of the incident light is  λ=230 nm   =230 nm×10-9 m1 nm   =2.30×10-7…

Q: A proton in a linear accelerator has a de Broglie wavelength of 117 pm. What is the speed of the…

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Q: A metal with a work function of 1.7 eV is illuminated by visible light with the full range of…

A: This problem can be solved using Einstein's photoelectric effect.

Q: The work function of a material is found to be 4 eV. Electromagnetic radiation of frequency 6.8* 10…

A: Certain materials can eject electrons when the light of a certain frequency falls on their surface.…

Q: UV radiation having a wavelength of 146 nm falls on gold metal, to which electrons are bound by 4.82…

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Q: What is the maximum wavelength of incident light that can produce photoelectrons from silver ( Φ…

A: Given data ϕ=4.64 eV

Q: A metal surface is illuminated with light of different wavelengths and the corresponding stopping…

A: Wavelengths: λ1=5581 Angstrom λ1=6156 Angstrom λ1=6371 Angstrom   Stoping potentials: V1=1.05 V…