na metallic surface. If the fastest photoelectrons emit
Q: The work function for platinum is 6.35 eV. Ultraviolet light of wavelength 150 nm is incident on the…
A: Stopping potential is defined as the external potential that is required to make the photoelectron…
Q: The photoelectric cut-off voltage in a certain experiments is 3 V. What is the maximum kinetic…
A: Given Data Cut-off voltage V0 = 3 volts Charge on Electron E = 1.6×10-19C Max. Kinetic Energy KM…
Q: The velocity distribution for laminar flow between parallel plates is given by = =1- where h is the…
A: Given,velocity distribution u=umax1-3yh2umax=0.05 m/s h=0.11 mmμ=0.00114 Ns/m2
Q: Explain that photoelectric effect can not be explained by classical physics and how it provides the…
A: Photoelectric effect When a light with frequency greater than certain value fall on a matter it will…
Q: Molybdenum has a work function of 4.20 eV.Find the cutoff wavelength and cutoff frequency for the…
A: The photoelectric effect is the process by which when a metal surface is exposed to electromagnetic…
Q: UV radiation has a wavelength of 130 nm and falls on gold metal, to which electrons are bound by…
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Q: The Photoelectric threshold wavelength A. Calculate its of certain material is 3000 A work function.
A: To find-Work function (W)=?Given-λ0=3000 A0=3000×10-10 mC=3×108 m/s
Q: 5.) The threshold (cutoff) wavelength for the photoelectric effect in an unknown metal is 270nm.…
A: Given data: Threshold wavelength of the metal, λ0=270 nm=270×10-9 m
Q: The photoelectric cut-off voltage in a certain experiment is 1.5 V. What is the maximum kinetic…
A: Photoelectric cut-off voltage, Vo = 1.5 V
Q: What is the maximum kinetic energy of photoelectrons ejected from sodium by the incident radiation…
A: Given that-Wavelength of incident radiation is 120 nmWe know that-Frequency, f=cλ .... Equation…
Q: Light of wavelength 3500 instroms falls on metals A and B. Which metal will produce more…
A: Given data, Incident photon wavelength λ=3500 Ao Work function of metal" A"WA=5 ev Work function of…
Q: A helium-neon laser produces photons of 633 nm and has apower output of 0.628 W. How many photons…
A: A laser is a device that emits a beam of coherent light. This is done by a process of optical…
Q: The photoelectric cut off voltage in a certain photoelectric experiment is 1.5V. What is the max.…
A:
Q: When 250 nm light falls on a metal, the current through a photoelectric circuit (Figure 1) is…
A: Given data, Wavelength λ=250 nm=2500 A° Stopping potential V0=1.74 V
Q: 400 nm light beam falls on a Ce photocathode, whose extraction work is 1.8 eV. Calculate: a)…
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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: 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: If the workfunction of metal is 1,3 eV, find the potential difference needed to stop the fastest…
A: Wavelength of the incident light, λ=1671A∘. The work function of the metal is given by, ϕ=1.3 eV It…
Q: Q/ The largest kinetic energy of photoelectrons can be directly measured by
A: We have to discuss how the largest kinetic energy of photoelectrons can be directly measured.
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 photoelectric cut-off voltage in a certain experiment is 1.5 V.What is the maximum kinetic…
A:
Q: is the maximum wavelength of light that will cause photoelectron to be emitted from sodium. ? What…
A: Given:- if 200 nm light falls on the sodium surface Find:- a) What is the maximum wavelength of…
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…
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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: wo light sources are used in a photoelectric experiment, to determine the workfunction for a…
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Q: Photoelectron spectra were acquired from a sample ofgaseous N2 using He(I) light with energy 21.22…
A: When electrons are ejected from the surface of a photon, when it is exposed to a radiation of enough…
Q: Q1// In Photoelectric Effect the amount of current flow is depended on applied Potential difference…
A: When radiation with a frequency mare then threshold frequency falls on a photo sensitive material it…
Q: An AM radio transmitter radiates 500 kW at a frequency of 760 kHz. How many photons per second does…
A: Given that-Power of radio transmitter, P= 500 kW= 500×103 WattFrequency of emitted photon= 760…
Q: The threshold wavelength of silver is 3800 A Calculate the maximum kinetic energy in eV of…
A: We need to compute- Maximum kinetic energy (KE)=? The data given as- λ=2600 A0λ0=3800 A0h=6.63×10-34…
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: Calculate the de Broglie wavelength of a 41.2 kg person who is running at a speed of 4.74 m/s.…
A:
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: What is the work function for the metal (in eV), if the maximum wavelength of light to produce…
A:
Q: When a certain metal is illuminated by light, photoelectrons are observed, provided that the…
A:
Q: The longest wavelength of light that will cause emission of photoelectrons from a certain metal…
A:
Q: A metal having a work function of 3.5 eV is illuminated with white light that has a continuous…
A: Given: Work function = 3.5 eV Continuous wavelength band = 350 nm to 535 nm
Q: The threshold wavelength for the photoelectric effect for silver is 262 nm. What is the work…
A: Given data: Threshold wavelength (λ0) = 262 nm Required: The work function (Φ0)
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