In a photoelectric experiment the maximum kinetic energy E. of the ejected photo-electrons depends only on the light frequency Select one: O True O False
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
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
Q: (iii) Electromagnetic radiation of wavelength 580 nm is incident on an uncharged surface of a metal…
A: given wavelength =580nm electrode potential V0=0.3V mass of electron…
Q: What is the maximum velocity (in m/s) of electrons ejected from a material by 86 nm photons if the…
A: The maximum velocity of electrons ejected from a material by a photon of a certain energy can be…
Q: What is the maximum speed (in km/s) of a photoelectron emitted from a surface whose work function is…
A:
Q: The maximum kinetic energy of a photoelectron is 3 eV. What is its stopping potential?
A: Given: The maximum kinetic energy is 3 eV.
Q: True or false in order for light to be emitted electrons must move from high energy state to a lower…
A: At higher state it has electron posses higher energy than it has in the lower state. Hence while…
Q: In a typical photoelectric effect experiment, consider replacing the metal photocathode with a gas.…
A: In the photoelectric effect, there is an emission of electron from the surface of a metal when a…
Q: a) Calculate the energies of the scattered photons for the angles given below Angle (degrees) 25 40…
A:
Q: Considering the photoelectric effect, if the light being used has a wavelength below the cutoff…
A: In photo electric effect,energy of the photon must be greater than the wirk function, If wavelength…
Q: Hi please help: Light of frequency 9.95×10^14Hz ejects electrons from the surface of silver. If…
A:
Q: The cut-off wavelength for the photoelectric effect in a certain metal is 220 nm. If the wavelength…
A:
Q: The work function for potassium and caesium are 2.25 eV and 2.14 eV respectively, will the…
A: We have to find- Whether photoelectric emission occurs are not. Given- Work function for potassium…
Q: The photoelectric cut off voltage in a certain photoelectric experiment is 1.5V. What is the max.…
A:
Q: ) The maximum kinetic energy of the electrons in Joules: Ci) The velocity of the photoelectrons in…
A:
Q: Light that has a 196 nm wavelength strikes a metal surface and photoelectrons are produced moving as…
A: It is given that,
Q: ne: (masselectron = 9.11 X 10-31 kg) i) The maximum kinetic energy of the photoelectron. ii) The…
A: Given values:- Potential difference,(V)=3 Volt ----(1) Mass of electron,(me)=9.11 x 10-31 kg…
Q: An electromagnetic radiation of wavelength 242 nm is just sufficient to ionize a sodium atom.…
A: From E= hv or hc/ λ, where : λ = 242 nm or 242 x 10-9m c = 3 x 108 m/s h = 6.62 x 10-34 J s
Q: In a photoelectric effect experiment the threshold wavelength of light is 380 nm. If the wavelength…
A:
Q: Flat wave propagated with amplitude of ( A 1 e-ikz) in the direction of the axis Z this wave…
A: Given: Amplitude of flat wave A1=A1e-ikz Amplitude of spherical wave A2=1zAze-ikze-ikx2+y2/2z
Q: The maximum wavelength of incident light that releases photoelectrons from the surface of a platinum…
A: Given:- wavelength = 195 nm = 195 * 10-9 m. Formula :- Einstein equation is given as -eVs = hf -…
Q: The work function for sodium is 2.46 eV. (a) Find the cutoff wavelength for sodium. nm (b) What is…
A:
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 longest wavelength of incident light that can eject photoelectrons from platinum is 1980 A. If…
A: Given: λo=1980Å=1980*10-10m λ=1900Å=1900*10-10m Additional data Planck's constant(h)=6.626 ×…
Q: In photoelectric effect experiment, the slope of the slopping potential versus on frequency gives…
A:
Q: a −2.5 eV b 0.1 eV c 1.8 eV d 5.0 eV
A: given the graph of Maximum kinetic energy of the outgoing particle and the frequency of the…
Q: wo light sources are used in a photoelectric experiment, to determine the workfunction for a…
A:
Q: The work function for copper is 4.70 eV. (a) Find the cutoff wavelength for copper. nm (b) What is…
A: Given data: Work function (W0) = 4.70 eV Incident Energy of photon (E) = 5.74 eV Required: The…
Q: If a monochromatic light beam with quantum energy value of 3.0 eV incident upon a photocell where…
A:
Q: Light is incident on the surface of metallic nickel, from which 5.0 eV are required to remove an…
A: Given Data: Work potential of Nickel surface ϕ=5 eV Stopping potential S0=4.5 volts Power of Light…
Q: Aluminum metal has a threshold frequency corresponding to wavelength 4770 A. Calculate the…
A: To find-Work function in eV (W)=?Given-λ0=4770 A0=4.77×10-7 mh=6.63×10-34 J-s
Q: What is the maximum wavelength of light that will cause electrons to be emitted form a photoelectric…
A: The objective of the question is to find the maximum wavelength of light that will cause electrons…
Q: Design a photoelectric effect setup where photoelectrons possess a maximum kinetic energy of 5.0 eV…
A: Photoelectric effect: When light falls on the detector (excess of electron), if it have sufficient…
Step by step
Solved in 2 steps
