A blackbody radiatior in the shape of a sphere has a surface area of 15 m^2. If it has a temperature of 1200 K how much energy does it emit per second?

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…

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Q: A certain blackbody emits electromagnetic radiation at 2500K. What is the wavelength of the…

A: From the Wien's law, λT=constant=2.898×10-3 m.K…

Q: If the maximum wavelength of the energy emitted by the sun is 1.156 um, then the total energy…

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Q: A light bulb emits EMR with a frequency of 5.00x10^14 Hz. If the TOTAL amount of Energy it produces…

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Q: How many watts will be radiated from a spherical black body 25 cm in diameter at a temperature of…

A: Diameter, d = 25 cm  Radius, r = d/2 = 12.5 cm = 0.125 m Temperature, T = 900° C Power, P = ?

Q: A blackbody has a temperature of 2000°C. Determine the wavelength and frequency of its most intense…

A: Given: Temperature of blackbody T = 2000oC=2273K

Q: The normal human body temperature is T= 310 K. At what wavelength would humans emit the blackbody…

A: Wein's Law says that different objects at different temperatures emit different wavelength peaks. It…

Q: The surface temperature of Sun is about 6000 K. If we consider the Sun as a black body, what is the…

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

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Q: Consider a 4.6-cm microwave photon. What is the momentum of the photon in kilogram meters per…

A: Momentum of Photon P= 1.44 × 10-32 Kg.m/s   We know momentum of photon is given by  Momentum  of…

Q: What is the energy of a photon of violet light with a frequency of 7.40x 1014s-1?

A: Given The frequency of the violet light is f=7.40×1014 s-1. The energy of a photon of violet light…

Q: A near-ultraviolet photon has a frequency (f) of 1014 Hz and a wavelength. What is the energy (E) in…

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Q: Why did scientists choose to study blackbody radiation from something as complicated as a hollow…

A: A body that absorbs maximum energy when heated to very high temperatures, and further emits…

Q: Consider a black body of surface area 20.0 cm2and temperature 5000 K. a) How much power does it…

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Q: The surface temperature of Sun is about 6000 K. If we consider the Sun as a black body, what is the…

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Q: If the emitted radiation from a star has a wave length of maximum power at 600 nm what is the…

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Q: According to Wien's Displacement Law, the wavelength of maximum emission of a body with a…

A: Given  Temperature T=357K

Q: From Wien’s displacement law, the peak wavelength of the spectral radiation is inversely…

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Q: The blackbody radiation emitted from a furnace peaks at a wavelength of 6.4 x 10-6 m (0.0000064 m).…

A: Given: The peak wavelength is 6.4x10-6 m.

Q: The blackbody radiation emitted from a furnace peaks at a wavelength of 5.5 x 10^ -7 m. What is the…

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Q: temperature of an object resembling a blackbody is raised from 10 K to 300 K. How much does the…

A: According to Stefan-Boltzmann law, the total radiant energy(E) emitted from an object is…

Q: What is the smallest wavelength, in nvm, of light that we can normally see?

A: The human eye can only see visible light. The visible light spectrum is the segment of the…

Q: The power emitted by a blackbody is proportional to T^4. If the temperature of the blackbody goes…

A: It is given that power emitted by blackbody is proportional to T4 .

Q: What is the rate of energy radiation per unit area of a blackbody at a temperature of (a) 300 K and…

A: Write the expression for Stephan’s Law ,

Q: A 100-Watt tungsten filament lamp operates at a temperature of 2198 K. Assuming that the filament…

A: Let the operating temperature of the filament be T and the wavelength of the maximum irradiance be…

Q: Calculate the momentum of a photon of frequency 2.5 x 1015 m/s and type in just the value of p. Hz…

A: Given: Frequency of photon f = 2.5 × 1015 Hz We have to calculate the momentum of a photon.

Q: The blackbody radiation emitted from a furnace peak at a wavelength of 5.0  10-6 m (0.0000050 m).…

A: Given data λ=5×10-6 m

Q: The spectral emittance curve for the star Rigel A is a good approximation of the curve for a…

A: To determine: The surface temperature of rigel A and the power that Rigel A will radiate per unit…

Q: Roughly what frequency and what kind of light would you need to be able to separate an electron from…

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Q: An object at an initial temperature of 27 degrees C is raised to a temperature of 877 degrees C. How…

A: Given:  T = 27 C = 27 + 273 = 300 K  T' = 877 C = 1150 K

Q: Using Wien's Law for two black body objects with a temperature of 1000 K (fire) and 290 K…

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

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Q: Which of the following statements is true regarding how blackbody radiation changes as the…

A: Consider the Wien’s Law of displacement,

Q: If the maximum wavelength of the energy emitted by the sun is 1.156 um, then the total energy…

A: Maximum wavelength (λmax) = 1.156 μm = 1.156×10-6 m

Q: A square metal plate with a side 0.4m is heated to a temperature of 2000k by passing a current…

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Q: What is the temperature of an object if the peak wavelength of its blackbody spectrum is 1200…

A: The Wien's law can be written as, λmT=2898 μm·K

Q: Two stars, both of which behave like ideal blackbodies, ra- diate the same total energy per second.…

A: According to Stefan-Boltzmann's law, the energy emitted per unit time (P) from a blackbody of a…

Q: If a sunspot has a temperature of 4,430 K and the sunspot can be considered a blackbody, what is the…

A: Write the expression for Wien’s law. λmaxT=2.898×10-3 m·Kλmax=2.898×10-3 m·KT

Q: Two stars, both of which behave like ideal blackbodies, radiate the same total energy per second.…

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Q: If the average temperature of the surface of the Sun is roughly 5780 Kelvin, the radiation emitted…

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Q: Two stars, both of which behave like ideal blackbodies, radiate the same total energy per second.…

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

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Q: At 101°K the black body radiation weighs per cubic centimetre...... 10^-16 gram O 10^-6 gram O 1 ton…

A: Energy density can be given by Stefan Boltzmann law u=σT4cwhere u is energy density σ is Stefan…

Q: How much energy is contained in 1 mol of X-Ray photons with a wavelength of 0.135 nm?

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