In the photoelectric effect experiment, the number of the emitted electrons increases by
Q: 7. An electron, traveling at a speed of 6.00 x 106 m/s, strikes the target of an X-ray tube. Upon…
A: We apply conservation of momentum before and after electron strikes the target mev1=mev2+px-ray now…
Q: The following observations are made about the photoelectric effect : 1. No electrons are emitted…
A: For a given photosensitive material, there exists a certain minimum cut-off frequency of the…
Q: The wavelength of the yellow spectral emission line of sodium is 590 nm. At what kinetic energy…
A:
Q: A large tank with a square base of side 1.0 m is di- vided into two compartments by a vertical…
A:
Q: F/x 1014 Hz 8.0
A: Given: From the graph the frequency f of incident radiation on a metal surface Frequency (νmax):…
Q: If the cutoff wavelength for a particular material is 681 nm considering the photoelectric effect,…
A:
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: 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: The binding energy of Sodium is 2.28eV. Calculate the number of photoelectrons ejected from a…
A:
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: Photoelectric threshold wave-length of a certain metal is 3315 A.U. Then its work function is 6 x…
A: Work function is the minimum amount of energy required to pull an e from the metal surface. it is…
Q: A metal surface is illuminated with light of different wavelengths and the corresponding stopping…
A: In the following question we have been provided varying stopping potential with field which will…
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: In an photoelectric effect 0.500 moles of electrons are accelerated with the total speed of 3.61 x…
A: The photoelectric effect is a phenomena in which light causes electrons to be expelled from a…
Q: A particle is moving 5 times as fast as an electron. The ratio of the de-Broglie wavelength of the…
A: We have been known that- p=hλTherefore,λ=hpλ=wavelengthh=planck…
Q: The wavelength of the photoelectric threshold for a metal is 1,13×10-10 m. Determine the wavelength…
A:
Q: A free electron in a gas is struck by a 5.95 nm X-ray, which experiences an increase in wavelength…
A: Given: The wavelength of an electron before being struck by the x-ray is λ = 5.95 nm The increase in…
Q: The wavelength of light from the spectral emission line of sodium is 589 nm. Find the kinetic energy…
A:
Q: Light strikes a metal surface, causing photoelectric emission. The stopping potential for the…
A:
Q: Electrons with de-Broglie wavelength λ fall on the target in an X-ray tube. The cut-off wavelength…
A: We are aware that an X-ray tube's target is struck by an electron with a de-Broglie wavelength λ.The…
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
Q: An electron is in the n = 5 level of ionized helium. (a) Find the longest wavelength that is emitted…
A: The given data we have: Th element is helium so the value of Z will be: 2 initial level of the…
Q: Which statement regarding the photoelectric effect is FALSE? Electrons can be ejected with energy…
A:
Q: Compare the de Broglie wavelength of a bullet moving at 700 miles per hour (313 m/s) to that of an…
A: To solve the given question we need to use de Broglie wavelength formula: λ=hmv Where 'h' is the…
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: Light strikes a metal surface, causing photoelectric emission. The stopping potential for the…
A:
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: The minimum frequency of light needed to eject electrons from a metal is called the threshold…
A:
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: Electrons Vacuum tube Typical values for a dental x ray are a kVp of 70 (meaning a peak voltage of…
A: Given: The accelerating potential of the X-rays is V = 70 kV
Q: A particle of matter is moving with a kinetic energy of 9.56 eV. Its de Broglie wavelength is 1.53 x…
A:
Q: A photon with a wavelength of 5.00 nm strikes a surface and emits an electron with kinetic energy of…
A: Given data: Wavelength of photon (λ) = 5.00 nm = 5.00×10-9 m Kinetic energy (KE) = 143 eV Required:…
Q: 140-keV gamma ray has a photoelectric interaction with a K-shell electron of lead (Eß=88 keV). What…
A:
Q: ges by a 5.95 nm X-ray, which experiences an increase in wavelength of 1.97 pm. How fast is the…
A: Scattered electron.
Q: The binding energy of sodium is 2.28 eV. Calculate the number of photoelectrons ejected from a 1.00…
A:
Q: The wavelength of the photoelectric threshold for a metal is 8.9×10 10 Determine the wavelength of…
A:
Q: In the photoelectric effect a photon hits a metal surface and ejects an electron. The energy of the…
A: Answer :- (C)
Q: A metal surface is illuminated by light with a wavelength of 2,8. 107 m. If the stopping potential…
A: Wavelength of light λ = 2.8×10-7 m Stopping potential Vo = 0.7 V Detachment energy W = ?
Q: For an electron to have the same momentum as a photon with a wavelength of 5.00 ´ 10-7 m, the…
A:
Q: Photoelectrons with a maximum kinetic energy of 7.95 eV are emitted from a metal when it is…
A: Approach to solving the question:To solve these problems, we'll use the principles of the…
Q: In the photoelectric effect, the work function increases if more electrons are emitted. depends only…
A:
Q: The threshold frequency for a certain metal for photoelectric effect is 1.7 x 1015 Hz. When light of…
A: To find-Planck's constant (h)=?Given-Threshold frequency,ν0=1.7×1015 HzFreuency of incident…
Step by step
Solved in 2 steps with 3 images
