Answered: Estimate the peak wavelength for…

Estimate the peak wavelength for radiation emitted from(a) ice at 0°C, (b) a floodlamp at 3100 K, (c) helium at 4 K,assuming blackbody emission. In what region of the EMspectrum is each?

College Physics

10th Edition

ISBN:9781285737027

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter27: Quantum Physics

Section: Chapter Questions

Problem 45AP

See similar textbooks

Related questions

Q: A cavity radiator has its maximum spectral radiance at a wavelength of 6,9×10-7 m. If the body is…

Q: Estimate the wavelength at which plasma reflection will occur for a metal having the density of…

Q: How many watts will radiated from a spherical black body 15cm in diameter at a temperature of 600…

A: Answer :- the surface area of the spherical body A = 4πR2 A = 4 × 3.14 × ( .075 )2…

Q: Treat the surface of the sun as a perfect blackbody at a temperature of 580OOK. According to…

Q: A cavity radiator has its maximum spectral radiance at a wavelength of 4.9x10 7 m. If the body is…

Q: The total power per unit area radiated by a black body at a temperature Tis the area under the…

A: The expression for the Planck’s law, The expression for the total power radiated power unit area,

Q: The brightest star in the sky is Sirius, the Dog Star. Itis actually a binary system of two stars,…

A: The radius is given by,

Q: For the purpose of this exercise, we consider the Earth as a blackbody at a temperature of 300K.…

Q: The operating temperature of an indirectly heated filament of a vacuum tube is around 1050K. At what…

A: Wein’s law equation is,

Q: By what rate a photon emitted from a sodium vapor lamp? Assume that the lamp's light is…

A: lambda=wavelength=589*10^-9 m E=hc/(lambda) h=6.625*10^-34 Js c=3*10^8 m/s on solving for E we…

Q: if the power radiated is equal to 0.08 watt/cm^2 what will be the temperature of the skin so as to…

Q: The power radiated by a black body in P and it radiated maximum energy at wavelength, Ao . If the…

Q: What is the wavelength of a skydiver of mass 80 kg falling at 200 km/h?

A: We know, Wavelength=h/mv Where, h=plank constant M=mass=80kg Velocity=200km/h

Q: Assuming that the smallest measurable wavelength in an experiment is 0.990 fm (femtometers), what is…

Q: Does a lightbulb at a temperature of 2500 K produce aswhite a light as the Sun at 6000 K? Explain.

A: The expression for the Wien's displacement law is, λmT=bλm=bT..............(1) Here, λm is the…

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: Ql: A nuclear bomb at the instant of explosion may be approximated to a blackbody of radius 1.3 m…

A: Given: The surface temperature of the bomb is 107 K. The radius of the bomb is 1.3 m. Introduction:…

Q: A cavity radiator has its maximum spectral radiance at a wavelength of 6.8×10 m. If the body is…

Q: A proton and an alpha particle are accelerated through the same potential. Which one of the two has…

Q: Daylight and incandescent light may be approximated as a blackbody at the effective surface…

A: Write the expression for the Wien’s displacement law, and calculate the wavelength of the maximum…

Q: The radius of our Sun is 6.96 x 10° m, and its total power output is 3.85 x 1014 terawatt (TW)- a)…

Q: If a photoemissive surface has a threshold frequency of 4.6 x 104 Hz, calculate the in eV. Givenh =…

Q: A cavity radiator has its maximum spectral radiance at a wavelength of 4,9×10 7 m. If the body is…

Q: Assuming that 10.0% of a 100-W light bulb’s energy output is in the visible range (typical for…

A: Given: power of bulb, P = 100 W wavelength = 580 nm = 580 x 10-9 m time, t = 1 second efficiency…

Q: The walls of a blackbody cavity are at a temperature of 30oC. What is the wavelength of the…

Q: Radiation has been detected from space that is characteristic of an ideal radiator at T = 2.728 K.…

A: Weins displacement law is λmT=2.90×10-3 mK Here, λm is the wavelength corresponding to maximum…

Q: It is initially observed that the maximum of the spectral radiance I(λ) of a blackbody is located at…

Q: What is the wavelength of maximum intensity (in nm) and the total energy emitted (in J/s/m2) by a…

Q: calculate the angle

Q: Assume hydrogen atoms in a gas are initially in theirground state. If free electrons with kinetic…

A: Given, Kinetic energy, E=12.75 eV.

Q: What is the wavelength of maximum intensity (in nm) and the total energy emitted (in J/s/m2) by a…

Q: Calculate the de Broglie wavelengths of (a) an electron moving with speed 1.0×106m s-1and (b) a…

A: (a)speed of electron,(v)=1 x 106 m/sec ----(1) [Given] Plank's constant,(h)=6.6 x 10-34 kg-m2/sec…

Q: calculate the peak wavelength form human skin when the temperature of human skin is 32 degree…

A: Given that,⇒ temperature of human skin= 32°C =32+273=305K⇒ find peak…

Q: For a 2000K blackbody, by what percentage is the Rayleigh–Jeans law in error at wavelengths of 1.0…

A: Rayleigh-Jeans law gives an explanation to blackbody radiated intensity curve, but it fails to match…

Q: Does a beam of infrared photons always have lessenergy than a beam of ultraviolet photons?…

A: To explain: Whether a beam of infrared photons always have less energy than a beam of ultraviolet…

Q: Use the de Broglie relationship to determine the wavelengthsof the following objects: (a) an 85-kg…

A: The wavelength of an object is calculated by using the De Broglie wavelength formula λ=hmv , where…

Q: Calculate the velocity of an oxygen molecule, given that it has a de broglie wavelength of 0.0140nm.

A: Given information:De-broglie wave length of the oxygen molecule (λ) = 0.0140 nm = 0.014 × 10-9 mMass…

Q: Assuming that your surface temperature is 98.6°F and that you are an ideal blackbody radiator (you…

Q: What is the wavelength of maximum intensity (in nm) and the total energy emitted (in J/s/m2) by a…

Q: A tungsten filament of a typical incandescent lightbulb operates at a temperature near 3000 K. At…

A: Given: The temperature of the bulb = 3000 K Wavelength with maximum intensity=?

Q: At low temperatures, nearly all the atoms in hydrogen gaswill be in the ground state. What minimum…

A: At low temperatures, the atoms in hydrogen gas are in ground state. To observe photoelectric…

Q: How many x-ray photons per second are created by an xray tube that produces a flux of x rays having…

Q: Compute the wavelength of scattered photon, wavelength 22x10^-12 m, scattered photon 201o ?

Q: What is the wavelength associated with a 250g cricket ball moving at 100 km/h?

Q: Consider the electromagnetic radiation inside a kiln, with a volume of 1 m3 and a temperature of…

Q: If you know that the Debye temperature of silver is 215 K, then the maximum frequency of the phonons…

Q: Two very large parallel plates are maintained at uniform temperatures T1 =800 K and T2 = 500 K and…

Concept explainers

Blackbody

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

Question

Estimate the peak wavelength for radiation emitted from
(a) ice at 0°C, (b) a floodlamp at 3100 K, (c) helium at 4 K,
assuming blackbody emission. In what region of the EM
spectrum is each?

Video Video

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

Step 3

VIEW

Trending now

This is a popular solution!

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

Two cavity radiators are constructed with walls made of different metals. At the same temperature, how would their radiation spectra differ?
Check Your Understanding Suppose that two stars, and . radiate exactly the same total power. If the radius of star is three times that of star , what is the ratio of the surface temperatures of these stars? Which one is hotter?
you are sitting at a desk in a completely dark room. the room is at normal indoor room temperature. there is an inanimate and un-powered object on your desk (e.g., a box, pencil case, notebook,...). what wavelength of blackbody radiation is emitted from that object with greatest intensity? (assume the object has the same temperature as the rest of the room.) express your answer in microns.
What is the surface temperature of Betelgeuse, a red giant star in the constellation of Orion, which radiates with a peak wavelength of about 970 nm? (b) Rigel, a bluish - white star in Orion, radiates with a peak wavelength of 145 nm. Find the temperature of Rigel’s surface.
How many watts will be radiated from a spherical black body 15 cm in diameter at a temperature of 900°C?
An infrared satellite measures outgoing radiation that leaves Earth's surface through an atmospheric window. The observed spectral irradiance at a wavelength of 10 μm is 2.199×107 W m-2 m-1. What is the temperature of the surface? Give your answer in K.
Model the tungsten filament of a lightbulb as a black body at temperature 2 900 K. (a) Determine the wavelength of light it emits most strongly. (b) Explain why the answer to part (a) suggests that more energy from the lightbulb goes into infrared radiation than into visible light.
Question A7 The intensity of the emitted radiation by a star is at a maximum at a wavelength of 78.9 nm. a) Calculate the surface temperature of the star. b) Calculate the ratio of the intensity radiated at 65.0 nm to the maximum intensity. Assume that the star radiates like an ideal blackbody.
A cavity radiator has its maximum spectral radiance at a wavelength of 2,5×10-7 m. If the body is heated so that T/T0 = 5,5, what will be the ratio of radiant powers W/W0? Wien's constant b = 2.897 ×10-3 m·K.
How many kilowatts will be radiated from a spherical black body 15 cm in diameter at a temperature of 800°C? Badly needed asap. I will rate helpful. Thank you in advance.
The intensity of the radiation from an object is found to be a maximum at 282 GHz. Assuming that the object is a black body, calculate the temperature.
The sun can be treated as a blackbody at 5780 K. Using EES (or other) software, calculate and plot the spectral blackbody emissive power Ebl of the sun versus wavelength in the range of 0.01 µm to 1000 µm. Discuss the results.