Ex. 1: The energy required to remove electron from sodium is 2.3 eV. Does sodium show photoelectric for orange light of wavelength 6800 A.U.?
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A: Stopping potential is defined as the external potential that is required to make the photoelectron…
Q: A metal surface has a photoelectric cutoff wavelength of 410.5 nm. What will be the stopping…
A: In terms of maximum kinetic energy, the photoelectric equation is as follows: Kmax=hc1λ1-1λ2 Here,…
Q: The photoelectric work function for a metal is 4.2 eV. If the stopping potential is 3V. Find the…
A: To find-λ0=?(K.E.)max=?Given-ϕ0=4.2 eV=4.2×1.6×10-19 JVs=3 Vc=3×108 m/sh=6.63×10-34 Jse=1.6×10-19 C
Q: Light strikes a metal surface, causing photoelectric emission. The stopping potential for the…
A: Stopping potential of ejected electrons, Work function of the metal,
Q: Ex. 2 : The photoelectric current in a photoelectric cell can be reduced to zerò by a stopping…
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Q: The work function of sodium is 2.3 eV a) What must be the maximum wavelength of light to remove…
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Q: 1. A light source of wavelength, (2), illuminates a metal and ejects photoelectrons with a maximum…
A: Given, The kinetic energy, KE1=1eV The kinetic energy of the second light source, KE2=6.4eV…
Q: What is the wavelength (in m) of a 2.06 eV photon? Find its frequency in hertz.
A: Solution:-Given thatEnergy of photon (E)=2.06 eV
Q: The threshold wavelength for the photoelectric effect for silver is 262 nm. 1) Determine the work…
A: Given, The threshold wavelength, λ0=262nmλ0=262×10-9m 1. The energy of the photon is the work…
Q: 11.8. The threshold frequency for a certain metal is 3.3x 104 Hz. If light of frequency 8.2 x 10* Hz…
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Q: Testing has revealed that a red laser pointer (630nm) is able to photo generate electrons in a new…
A: Given data : Threshold wavelength, lamda0 = 630nm Lamda = 532 nm To Find : Work function Kinetic…
Q: The work function (i.e. the binding energy of the electrons to the atom) of copper is 4.7 eV. A beam…
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Q: QUESTION 1 When illuminating a metal work function W =1.6 eV with a radiation of wavelength 700 nm…
A: "Since you have asked multiple questions, we will solve the first question for you. If you want any…
Q: Q1 What is the kinetic energy of a proton if the de Broglie wavelength is 1 x 10-15 m, the proton…
A: De broglie wavelength =1×10^-15 m Rest energy of proton= 0.938×10⁹ eV
Q: . i. Calculate the maximum wavelength λmax of electromagnetic radiation that could eject electrons…
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Q: A certain photoelectric devise is sensitive wavelengths up to 940 nm. a. What is the frequency…
A: We are authorized to answer three subparts at a time, since you have not mentioned which part you…
Q: a. An electron is found to a wavelength of A = 0.65 nm. What is the velocity of the electron? m/s b.…
A: (a) Using de-Broglie wavelength equation: λ=hmvv=hmλ where,…
Q: Ex. 1: The energy required to remove electron from sodium is 2.3 eV. Does sodium show photoelectric…
A: To find-Whether the photoelectric effect is observed or not?Given-Photoelectric work function…
Q: The photoelectric effect is the emission of electrons from a metal when light falls on it. The…
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Q: Photoelectric work function of a metal is 3 eV. Find the maximum K.E. and maximum. emitted when…
A: the problem is based upon the concept of photoelectric method, at first we have to calculate the…
Q: light illuminated on sodium surface. photoelectrons are emitted with maximum kinetic energy equals…
A: The maximum kinetic energy of emitted electron is 0.82 eV, the wok function of the sodium is 2.28…
Q: Mod 6- Question 6 The diagram shows an ideal transformer. Iron core G When the switch is closed, the…
A: The problem is based on the basic concepts of physics. The first problem is based on the…
Q: I. Photons of wavelength 2.0 x 10" m are incident upon a photo-emissive surface whose work function…
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Q: Assume you shine a light at the same wavelength as in the previous question, but of greater…
A: The energy of a photon of light is given by Where h = Planck Constant = 6.626 × 10- 34 J.s , c =…
Q: Q1: a) A clean Nickel surface is exposed to light of wavelength 235 nm. What is the maximum speed of…
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Q: Q2: Find the wavelength of the third line in the Lyman series, and identify the type of…
A: According to our guideline we have to do the first question only.Hope you understand.Thank you so…
Q: 3. [Photoelectric Effect - Work Function] Consider the same metals: Potassium (Wo= 2.24 eV), Calcium…
A: Given data- work Function , potassium (W1) = 2.24 eV…
Q: Example1: A sodium surface is illuminated with light of wavelength o.300 um. The work function for…
A: The energy of a photon is given by E =h cλ where, h is the Plank's constant, c is the speed of…
Q: Electrons can have a wavelength of 0.00388 nm (wave-particle duality), blue light can have a…
A: Wavelength of electrons = 0.00388nm Wavelength of blue light = 450nm Wavelength of red light = 750nm…
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 threshold wavelength for the photoelectric effect for silver is 262 nm. What is the work…
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Q: 1. When light of wavelength 3.5 x 10² nm falls on a potassium surface, electrons having a maximum…
A: Wavelength of light λ=3.5×102 nm Maximum Kinetic energy of electron K=1.31 eV
Q: 4. Can a photoelectric effect happen when subject a UV ray of wavelength 350 nm to a metal with 3.80…
A: Given: The wavelength of the UV ray is 350 nm. The work function (w) of the metal is 3.80 eV.…
Q: e work function for a certain metal is 4.2 eV. Will metal give photoelectric emission for incident
A: The minimum amount of energy required to be provided to an electron to pull it out of the metal from…
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