The work function of a material is 6 eV what is the potential difference that is required to stop the fastest photoelectrons emitted by a surface when electromagnetic radiation of frequency 4.5 * 10 ^ 15 * Hz is allowed to fall on it.

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 of a metal is 2.29 x 10-19 J. In a photoelectric effect experiment, calculate the…

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

A: Given:  incident wavelength = 250 nm = 250 x 10-9 m  maximum speed, v = 4 x 105 m/s

Q: The photoelectric threshold wavelength of a tungsten surface is 722 nm. Calculate the maximum…

A: Given:- The photoelectric threshold wavelength of tungsten λ = 722 nm   the ultraviolet radiation of…

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

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Q: The work function for indium is 4.12 eV. (d) If light of energy 7.14 eV is incident on indium, what…

A: Photoelectric effect is the phenomenon of emission of electrons from metals under the influence of…

Q: What is the maximum speed (in km/s) of a photoelectron emitted from a surface whose work function is…

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Q: Light of frequency 7.21 x 10“ Hz is incident on a metal surface. Electrons with a maximum speed of…

A: The concept behind this question is for threshold frequency for photoemission of electrons. We have…

Q: The work function of an unknown metal is 4.35 eV. What is the longest wavelength, in nanometers, of…

A: Work function of metal =4.35eV Work function = minimum energy required to emit electron from surface…

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: n atom has a work function of 0.5eV. What is the maximum kinetic energy of the photoelectrons if the…

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Q: What potential difference must be applied to stop the fastest photoelectrons emitted by a surface…

A: The photoelectric effect is the release of electrons from a material when the light of a suitable…

Q: The work function of tungsten is 4.5 eV. What is the photoelectric threshold wavelength for…

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Q: Light that has a 199-nm wavelength strikes a metal surface, and photoelectrons are produced moving…

A: Einstein's Photoelectric equation                               hν =ϕ0 + 12mV2hcλ =ϕ0 + 12mV2 Where…

Q: Radiation with a frequency of 7.52 × 1014 Hz illuminates a photoelectric surface in a photoelectric…

A: Frequency = 7.52 ×10¹⁴Hz Work function = 2.20 eV

Q: piece of lead is hooked up to a circuit. When it is illuminated by a light, a stopping potential of…

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Q: during an experiment 5.3*10^4 Hz light shines on a metal plate and the photoelectric effect occurs.…

A: Momentum p= hfc  where h is Planck's constant             f is frequency of incident light ,and…

Q: In the photoelectric effect, it is found that incident photons with 4.90 eV of energy will produce…

A: Given data: The energy of photon is E=4.9 eV. The maximum kinetic energy is KE=3.6 3V. The Plank's…

Q: A light source emitting radiation at 7.00 x 10¹4 Hz is incapable of ejecting photoelectrons from a…

A: When the source is given a velocity toward the metal, according to the Doppler effect, the frequency…

Q: The work function of an unknown metal is 5.15 eV. What is the longest wavelength, in nanometers, of…

A: Given that Work function = 5.15eV

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: The work function of an unknown metal is 4.85 eV. What is the longest wavelength, in nanometers, of…

A: Given: work function ϕ=4.85 eV=7.78×10-19 J velocity of light c=3×108 m/s Planck's constant…

Q: When light with a wavelength of 1.64E-7 m falls upon a clean metal surface, the stopping potential…

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Q: During an experiment 8.8x1014 Hz light shines on a metal plate and the Photoelectric Effect occurs.…

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

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Q: The stopping potential for photoelectrons emitted from a surface illuminated by light of…

A: a) Write the equation of the photoelectric effect and apply the first equation.

Q: Light of frequency 3.3 × 1015 Hz illuminates a piece of silver, and the silver emits photoelectrons…

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Q: Light of frequency 7.21×1014 Hz is incident on a metal surface. Electrons with a maximum speed of…

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Q: When the wavelength of radiation falling on a metal is changed from 500 nm to 200 nm, the maximum…

A: Given:λ1=500 nmλ2=200 nm

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: The photoelectric threshold wavelength of a tungsten surface is given as 256 nm. Calculate the…

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Q: If the cutoff wavelength for a particular material is 710 nm considering the photoelectric effect,…

A: The formula of the photo electric effect is  E = W + KE  where, E is the incident energy, W is the…

Q: In a photoelectric experiment visible/white light (λ = 400 to 700nm) falls on a metal with work…

A: Note:  Out of given multiple parts, we solve first three unless specified. You can resend the…

Q: A photon strikes a metal with a work function of o and produces a photoelectron with a de Broglie…

A: According to law of conservation of energy, the energy can neither be created nor be destroyed, it…

Q: Light of frequency 1.6 × 1015 Hz illuminates a piece of iron, and the iron emits photoelectrons with…

A: Given that, frequency of light exposed, f= 1. 6× 10¹⁵ Hz Maximum kinetic energy, K.E= 2.7 ev KE=…

Q: n a photoelectric experiment, a metal with aφ=1.5 eV is used as a target. When a lamp operatingat…

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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

Q: The energy conservation principle that applies to the photoelectric experiment is Ephoton =…

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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 strange metallic rock is found and is being tested. Suppose that light with a frequency of 9.40 ✕…

A: Given: Frequency ν=9.40×1014 Hz Stopping potential Vs=1.50 V Standard data used: Planck's constant…