If 1.88 × 10¹⁸ photons fall per cm² per cm² area of a radiation detector exposed to light coming from a source and the value of 0.77 J cm⁻d min⁻¹ is read from the meter, what should be the wavelength of the incident light? If 1.88 x 10 photons fall per cm2 per cm area of a radiation detector exposed to light coming from asource and the value of 0.77 J cm d min is read from the meter, what should be the wavelength ofthe incident light?

Given : No. Of photons, n = 1.88 x 1018 /cm2 Energy of pulse, e = 0.77 J

If 1.88 × 10¹⁸ photons fall per cm² per cm² area of a radiation detector exposed to light coming from a source and the value of 0.77 J cm⁻d min⁻¹ is read from the meter, what should be the wavelength of the incident light?

If 1.88 × 10¹⁸ photons fall per cm² per cm² area of a radiation detector exposed to light coming from a source and the value of 0.77 J cm⁻d min⁻¹ is read from the meter, what should be the wavelength of the incident light?

Modern Physics

3rd Edition

ISBN:9781111794378

Author:Raymond A. Serway, Clement J. Moses, Curt A. Moyer

Publisher:Raymond A. Serway, Clement J. Moses, Curt A. Moyer

Chapter3: The Quantum Theroy Of Light

Section: Chapter Questions

Problem 48P

See similar textbooks

Related questions

Q: An electron has a kinetic energy of 5.4 eV. What is the energy of a photon whose wavelength is the…

Q: ass (in kg) of

A: Givenλ=725 nm=725×10-9 m

Q: Planck hypothesized that the blackbody radiation has discrete energy. Calculate the energy of a…

A: Planck's law is E=hv…

Q: For X-ray radiation with photon energy 1 MeV, the half value layer (HVL) was found to be(a) for…

Q: .An x-ray photon whose initial frequency was 1.5x 1019 Hz emerges from a collision with an electron…

Q: After passing a bone tissue with thickness 20 mm, the intensity of X-ray radiation was reduced by a…

A: Linear attenuation coefficient

Q: 10 Figure 38-23 shows an electron moving (a) opposite an elec- tric field, (b) in the same direction…

Q: Please help

A: (a)The energy of blue photons is,

Q: A 592 nm laser emits 4.94 x 1019 photons per second, how much total energy (in J) would this…

A: Given Data Wavelength of the photons is λ=592nm=592×10-9 m Number of photons emitted per unit second…

Q: What speed must an electron have if its momentum is to be the same as that of an X-ray photon with a…

Q: 1. If the radiation measured from the source was measured to be 5 MeV (5.00 × 10°eV) determine the…

A: Given that,E=5MeV=5×106×1.6×10-19J (1ev=1.6×10-19J )E=5×1.6×10-13 Jwe know that,E=hν

Q: The work function of tungsten is 4.5 eV. What is the photoelectric threshold wavelength for…

Q: What is the minimum wavelength in m of the x-ray photons from a 140 kV x-ray tube? (h =…

A: Given: The accelerating potential is V = 140 kV The Planck constant h = 6.63x10-34J·s The value of 1…

Q: In a historical experiment to determine Planck's constant, a metal surface was irradiated with light…

Q: When radiation of frequency 8 x 10^14 Hz is incident to Calcium, what is the speed of the…

A: Given, Frequency = 8×1014 Hz

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: After passing a bone tissue with thickness 15 mm, the intensity of X-ray radiation wasreduced by a…

Q: Q1: An electron in a resting state causes a photon to deviate from its path by an angle of 120…

A: Compton Scattering is the deviation of a photon after it collides with a charged particle. when…

Q: Give the momentum (in kg m/s) of a photon with wavelength 429.0 nm.

A: Given that,wavelenght:λ=429.0 nmh=6.63×10-34

Q: Find the energy of the following. Express your answers in units of electron volts, noting that 1 eV…

Q: What speed must an electron have if its momentum is to be the same as that of an X-ray photon with a…

A: wavelength=0.95nm

Q: In the Compton scattering event, the kinetic energy of an electron recoiled by an x-ray is 264 eV.…

A: The energy of the incident photon can be calculated as,

Q: The maximum energy of photoelectrons from aluminum is 2.3 ev for radiation of wavelength 200nm and…

Q: If the threshold frequency of a metal is 0.5x1015 Hz and the wave length of the incident light is…

Q: An electron at rest is struck by an x-ray photon. If the scatter angle is 180° and the final speed…

Q: A laser emits a pulse of light that lasts 10 ns. The light has a wavelength of 690 nm, and each…

A: Given : t = 10 ns = 10 × 10-9 s λ = 690 nm = 690 × 10-9 m E = 480 mJ = 0.480 J 1 eV = 1.60 × 10−19 J…

Q: In a Compton scattering experiment, a photon of energy E is scattered from an electron at r…

A: In compton scattering welldind phatons transfer some of their energy and momemtumto the elctrons,…

Q: 87 Show that AEIE, the fractional loss of energy of a photon dur- ing a collision with a particle of…

Q: A typical gamma ray emitted from a nucleus during radioactive decay may have an energy of 320 keV.…

Q: A “clever” technician decides to heat some water for his coffee with an x - ray machine. If the…

A: Formula to calculate the time taken for the temperature rise is,

Q: Compton scattering can also occur if a photon collides with a proton (mass 1.673 * 10-27 kg) at…

A: Given quantities: mass of proton (m) = 1.673 × 10-27 kg incident wavelength (λ) = 2.50 pm Let, the…

Q: In a Compton scattering experiment, an x - ray photon scatters through an angle of 17.4° from a free…

A: a). From the Compton shift formula is,

Q: 14 GO A light detector has an ab- E (n) sorbing area of 2.00 x 10-6 m2 and absorbs 50% of the…

A: The given values are, Calculate the average power output of the source.

Q: The 10-fold X-ray reduction values for (a) water, (b) concreate, (c) iron and (d) lead are equal 100…

Q: When radiation of frequency 8 x 10^14 Hz is incident to Calcium which has 4.3x10^-19 J work…

A: Given data: Frequency of radiation, ν=8×1014Hz Work function, ϕ0=4.3×10-19J

Q: A “clever” technician decides to heat some water for his coffee with an x-ray machine. If the…

Q: A 0.7 MeV photon scatters from an electron initially at rest. If the photon scatters at an angle of…

Q: A housing attached to a microprocessor uses radiator fins to get rid of excess heat. If the largest…

A: Given : Frequency , f = 186.2 THz f = 186.2 × 1012 Hz To Find : Wavelength , w = ?

Concept explainers

Nature of light

Light is transverse and electromagnetic radiation that exhibits the properties of a wave as well as a particle. For this reason, light is said to have a “dual nature.”

Question

If 1.88 x 10 photons fall per cm2 per cm area of a radiation detector exposed to light coming from a
source and the value of 0.77 J cm d min is read from the meter, what should be the wavelength of
the incident light?

Video Video

Expert Solution

This question has been solved!

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

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step 3

VIEW

Step by step

Solved in 3 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

Find the wavelength and energy of a photon with momentum 5.001029 kg•m/s.
Show that Stefan’s law results from Planck’s radiation law. Hin: To compute the total power of blackbody radiation emitted across the entire spectrum of wavelengths at a given temperature, integrate Planck’s law over the entire spectrum P(T)=0I(,T)d. Use the substitution x=hckT and the tabulated value of the integral 0dx x 3( e x 1)=415
What is the momentum of a 589-nm yellow photon?
Check Your Understanding An incident 71-pm X-ray is incident on a calcite target. Find the wavelength of the X-ray scattered at a 60° angle. What is the smallest shift that can be expected in this experiment?
A 0.75-nm photon is scattered by a stationary electron. The speed of the electron’s recoil is 1.5106 m/s. (a) Find the wavelength shift of the photon. (b) Find the scattering angle of the photon.
The work function of a photoelectric surface is 2.00 eV. What is the maximum speed of the photoelectrons emitted from this surface when a 450-nm light falls on it?
Which has a greater momentum: an UV photon or an IR photon?
Find the maximum velocity of photoelectrons ejected by an 80-nm radiation, if the work function of photoelectrode is 4.73 eV.
What is the energy in joules of an x-ray photon with wavelength 1.0e-10 m? Convert the energy to electron volts. If more penetrating x-rays are desired, should the wavelength be increased or decreased? Should the frequency be increased or decrease
Give the momentum (in kg m/s) of a photon with wavelength 635.0 nm.
What is the wavelength of an X-ray photon with energy 9.0 keV (9000 eV)?