(a) An electron has kinetic energy 4.00 ev. Find its wavelength. 310 Your response differs significantly from the correct answer. Rework your solution from the beginning and check each step carefully. n (b) A photon has energy 4.00 ev. Find its wavelength. m Additional Materials O eBook

(a) An electron has kinetic energy 4.00 ev. Find its wavelength. 310 Your response differs significantly from the correct answer. Rework your solution from the beginning and check each step carefully. n (b) A photon has energy 4.00 ev. Find its wavelength. m Additional Materials O eBook

University Physics Volume 3

17th Edition

ISBN:9781938168185

Author:William Moebs, Jeff Sanny

Publisher:William Moebs, Jeff Sanny

Chapter6: Photons And Matter Waves

Section: Chapter Questions

Problem 6.6CYU: Check Your Understanding A yellow 589-nm light is incident on a surface whose work function is 1.20...

See similar textbooks

Related questions

Q: A photon is headed away from the origin of an x,y coordinate system at angle o = 40° relative to the…

A: Given energy of the photon ,E= 13.6 eV . Also momentum of the photon is given by,P= E/C

Q: H.W.1: Find the kinetic energy of a proton whose de Broglie wavelength is 1.000 fm = 1.0x1015 m,…

A: Given, the de Broglie wavelength of proton =1.00 fm=1.00×10-15 mwe have to calculate the kinetic…

Q: X rays are produced in a tube operating at 24.0 kV. After emerging from the tube, x rays with the…

A: (a) The equation for acceleration voltage is, eVac=hcλmin Thus, λmin=hceVac Substituting the givens,…

Q: (s) Show that the mass of a photon can be expressed in kg. (t) From where do we obtain wave…

A: SOlution: SOlve the below question: s. mass of photon cna be expressed in kg t. wave function for…

Q: Station KAIM in Hawaii broadcasts on the AM dial at 870 kHz, with a maximum power of 50,000 W. At…

A: From the expression of work function, E=hcλE=hf ∵f=cλ

Q: UV radiation has a wavelength of 130 nm and falls on gold metal, to which electrons are bound by…

Q: Experiments are performed with ultracold neutrons having velocities as small as 1.00 m/s. (a) What…

A: Given: mass of neutron, m = 1.67 x 10-27 kg velocity, v = 1 m/s Plank's constant, h = 6.63 x…

Q: A 279 lb fullback runs the 40 yd dash at a speed of 18.5 ×× 0.1 mi/h. (a) What is his de Broglie…

A: a) The de Broglie wavelength is given by,

Q: Light of wavelength 200 nm shines on an aluminum surface; 4.20 eV is required to eject an…

Q: What is the frequency of an organism emitting a monochromatic green light? A = Wavelength (lambda) =…

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: In a photoelectric-effect experiment it is observed thatno current flows unless the wavelength is…

A: Given, Wavelength 1, λ1=550 nm=550×10-9 m, and Wavelength 2, λ2=400 nm=400×10-9 m.

Q: Find ratio of mass attenuation coefficients of soft x-ray radiation and hard x-ray…

Q: A physicist makes many measurements of the frequency of light emitted when a electron transitions…

A: Answer Given Uncertainty in frequency measurement ∆f = 17.4×106 Hz So the uncertainty in energy…

Q: ithium, beryllium, and mercury have work functions of 2.30 eV, 3.90 eV, and 4.50 eV, respectively.…

A: Given data: Work functions of Lithium ϕL=2.30 eV Beryllium ϕB=3.90eV Mercury ϕM=4.50 eV Wavelength…

Q: Incident photons of energy 10.39 keV are Compton scat- tered, and the scattered beam is observed at…

A: The energy of the incident photon is = 10.39Kev so the wavelength of the incident…

Q: While baking cookies, you set your oven to the recommended 430 °F. What would be the peak wavelength…

A: Temperature of oven (T) = 430oF To find : peak wavelength given off by the heat element inside the…

Q: A certain heat lamp emits 200 W of mostly IR radiation averaging 1500 nm in wavelength. (a) What is…

Q: A photon with a wavelength of 0.07 nm is Compton scattered through an angle of 163o. (a) What is the…

Q: What minimum accelerating voltage would be required to produce an x-ray with a wavelength of 0.0380…

Q: The work function for zinc is 4.31 eV. (a) Find the cutoff wavelength for zinc. (b) What is the…

Q: Problem 4: a. For Compton scattering, what photon scattering angle provides the maximum possible…

A: Given, A Compton scattering gives max K.E to electron To find photon scattering angle, K.E value…

Q: The star Betelgeuse has a surface temperature of 3000 K and is 600 times the diameter of our sun.…

A: A blackbody is a body that absorbs all the incident electromagnetic radiation falling on it.…

Q: An electron falls from rest through a potential difference of 200 V. (i) What is its velocity?…

A: We will use conservation of energy (1÷2) × m × v2 = e V And will use de broglie hypothesis…

Q: What is the kinetic energy and the speed of an ele ejected from a sodium surface whose work functic…

Q: Three light sources are shone onto a plant: i) ii) 320 nm at an intensity of 200 umol photons.ms 440…

A: We have been given 3 light sources of wavelength 320 nm, 440nm and 675 nm having intensity 200, 300…

Q: O Work function of the Aluminum is 4.08 eV. What is the threshold frequency required to produce…

A: Let W0 denotes the work function of the Aluminum, v0 denotes the threshold frequency, and h denotes…

Q: photons are incident on a 2 mm lead shield. a) What is the fraction uncollided flux exiting the…

A: Given:- A beam of 1.2 MeV photons are incident on a 2 mmm lead shield Find:- a) What is the…

Q: A certain atom has an energy state 3.50 eV above the ground state. When excited to this state, the…

A: (a) The energy and wavelength of the photon, The energy of the photon is 3.5 eV, The wavelength is…

Q: (a) Find the momentum of a 4.00-cm-wavelength microwave photon. (b) Discuss why you expect the…

A: a) The momentum of the photon is given by,

Q: X rays are produced in a tube operating at 18.0 kV. After emerging from the tube, x rays with the…

A: Given data: Voltage, V=18.0 kV = 18.0×103 V Scattering angle, θ=45°

Q: The work function for zinc is 4.31 eV. (a) Find the cutoff wavelength for zinc. (b) What is the…

Q: Ex3 / the work function of a tungsten surface is 5.4eV when the surfoce s illuminated by light of…

Q: The cutoff wavelength for the photoelectric effect in a certain metal is 254 nm. (a) What is the…

A: The solution of question number 1,is

Q: a virus, using a wave of wavelength 5.00 nm. (a) If you use light of this wavelength, what would be…

A: a) The photon’s energy can be represented as, Here, h, c, λ, and ν represent Plank’s constant,…

Q: ns with an energy of 0.610 eV are incident on a double slit in which the two slits are separated by…

A: GivenKinetic energy of electron, KE=0.61 eVDistance of separation between slits, d=60 nm

Q: • A laser used to weld detached retinas emits light with a wavelength of 652 nm in pulses that are…

A: Given that: λ=652 nm=652×10-9 mT=20 ms=20×10-3 sP=0.600 W

Concept explainers

Blackbody

Q.5 A blackbody radiates how much energy when the temperature of the body is elevated?

Question

(a) An electron has kinetic energy 4.00 ev. Find its wavelength.
310
Your response differs significantly from the correct answer. Rework your solution from the beginning and check each step carefully. m
(b) A photon has energy 4.00 ev. Find its wavelength.
m
Additional Materials
еВook

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.

Similar questions

Check Your Understanding A yellow 589-nm light is incident on a surface whose work function is 1.20 eV. What is the stopping potential? What is the cut-off wavelength?
Check Your Understanding A sodium atom nukes a transition from the first excited state the wound state, emitting a 589.0-nm photon with energy 2.105 eV. If the lifetime of this excited state is 16108s, what is the uncertainty in energy of this state? What is width of the corresponding line?
At what velocity will an electron have a wavelength of 1.00 m?
In designing an experiment, you want a beam of photons and a beam of electrons with thesame wavelength of 0.281 nm, equal to the separation of the Na and Cl ions in a crystal ofNaCl. Find the energy of the photons and the kinetic energy of the electrons in electrovolts(eV).
The attatched equation describes the cross section for the photoionization of a hydrogen atom in quantum state n by a photon of wavelength λ. What is the photoionization cross section for a 13.6 eV photon on hydrogen? (Provide an answer in megabarns. A barn is a unit of area commonly used in particle physics that's 10-28 m2).
A) Accelerate electrons in an electron microscope with 40 kV. What is the smallest distancebetween teorical observed matter?b) calculate the de Broglie wavelength for an electron move with 10^7 m/s velocity. What isthe de Broglie wavelength for a stone with 50 gr mass act with 40 m/s velocity (?).? whichone of the b section’s option is observed with wave nature diffraction techniques? Why?
Photoelectron spectra were acquired from a sample ofgaseous N2 using He(I) light with energy 21.22 eV as theionization source. Photoelectrons were detected withkinetic energy values 5.63 eV and also with 4.53 eV. Calculate the ionization energy for each group of electrons.Identify the MOs that were most likely the sources ofthese two groups of electrons.
When ultraviolet light of wavelength 250 nm falls on a metal surface, the measured maximum kinetic energy of ejected electrons is 0.88 eV. Find (a) the value of the work function of the metal, and (b) the type of metal at which the UV light had shone. ans. is: a.) 4.08 eV b.)aluminum Can anyone Prove it? thanks
Photons strike a metal surface whose work function is 3.2 eV. The maximum kinetic energy of emitted electrons is 1.75 eV. What wavelength of light (in nm) was used? Give your answer to 3 significant digits.
Problem 4: Ruby lasers have chromium atoms doped in an aluminum oxide crystal. The energy level diagram for chromium in a ruby is shown in the figure. Part (a) What energy photons can pump chromium atoms in a ruby laser from the ground state to its second excited state in eV? Part (b) What is the wavelength of this photon in nm? Part (c) What part of the visible light spectrum is it?
(a) What is the energy in joules of an x-ray photon with wavelength 4.68 x 10-10 m? 4.68e-10 X Your response differs significantly from the correct answer. Rework your solution from the beginning and check each step carefully. J (b) Convert the energy to electron volts. 1.33e-16 X Your response differs significantly from the correct answer. Rework your solution from the beginning and check each step carefully. kev (c) If more penetrating x-rays are desired, should the wavelength be increased or decreased? increased O decreased (d) Should the frequency be increased or decreased? increased decreased
A laser used to weld detached retinas emits light with a wavelength of 652 nm in pulses that are 20.0 ms in duration. The average power during each pulse is 0.600 W. (a) How much energy is in eachpulse in joules? In electron volts? (b) What is the energy of one photonin joules? In electron volts?