If a star has a surface temperature of 9500K. What would be the frequency of the light given off at the peak wavelength, in Hertz?

Q: The energy of a photon is given by 11 eV. What is the energy of the photon in the unit of J? Answer…

A: Given :    Energy of photon, E = 11 eV

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Q: (a) The distance to a star is approximately 5.50 x 10¹8 m. If this star were to burn out today, in…

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Q: The total power radiated per unit area from a blackbody is 78.0 MW/m2. Find (a) the temperature of…

A: Power per unit area, P  = 78 MW/m2

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Q: (b) How long does it take sunlight to reach Earth?

A: We are provided with... Distance of a star = ds = 6.74*10¹⁸ m Distance from earth to moon = rem =…

Q: Find the energy (in eV) of a photon with a frequency of 1.5 x 1016 Hz. eV Need Help? Read It

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A: Given,The wavelength, Mass of the neon atom, The Boltzmann constant, Temperature,

Q: The energy of a photon is given by 6.7 × 10-15 J. What is the energy of the photon in the unit of…

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Q: Verify that the SI unit of hρg is N/m2 .

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Q: If a star has a surface temperature of 9500K. What would be the frequency of the light given off at…

A: Write a given value of this question. T=9500K

Q: A photon in a laboratory experiment has an energy of 4.2 eV. What is the frequency of this photon?

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Q: A log in the fire is glowing red (λ = 629 nm). What is the temperature of the log, in kelvin?

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Q: An infrared satellite measures outgoing radiation that leaves Earth's surface through an atmospheric…

A: The expression for the spectral radiance is, Fλ=2πhc2λ5ehcλkT-1

Q: Other things being equal, what would the earth's average temperature have been historically (before…

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Q: The blackbody radiation emitted from a furnace peaks at a wavelength of 3.5 x 106 m (0.0000035 m).…

A: Given- Wavelength λ=3.5×10-6 m

Q: The wavelength of a photon is 5.5 x10-7 m. Calculate the frequency and the energy of the photon.

A: Given data:  Wavelength of photon (λ) = 5.5×10-7 m

Q: A blackbody (a hollow sphere whose inside is black) emits radiation when it is heated. The emittance…

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Q: If a star gives off light at a peak wavelength of 6.80x10-7 m. What would be the temperature of this…

A: Given peak wavelength = 6.8×10-7m

Q: hat is the frequency od the most intense radiation from an object with temperature 100 C? Answer :…

A: We know that  Temp = 100°C According to wiens equation   λ = b / T b=2.8977 x 10-3 m / K  T = 100 +…

Q: 1.1) A star has a radius of three times the Sun's radius, and an average number density of ions a…

A: Given data R2=3R1n2=1.75 n1

Q: The spectrum of a star is used to measure its radial velocity with respect to the Sun, the component…

A: a. Given, The wavelength of three line in the spectrum of atomic iron of the star HDE 271 182 are :…

Q: (a) The distance to a star is approximately 4.97 x 10¹8 m. this star were to burn out today, in how…

A: Distance of star = 4.97 ×1018 m  Speed of light = 3 ×108 m/s  We will see star disappear in years…

Q: A hydrogen atom undergoes a transition from an excited state to the ground state by emitting a…

A: Energy difference between excited state and ground state ∆E=2.04 eV Wavelength of emitted photon λ=…

Q: Planck’s constant has the value h = 6.626 × 10–34 joule-seconds (J-s), and the speed of light is c =…

A: Given data:  Planck's constant (h) = 6.626×10-34 Js Speed of light (c) = 3×108 m/s Energy (E) =…

Q: An asteroid is hurtling toward earth at 150,000". The temperature of the asteroid is about 100 K,…

A: We have to use Wien's displace law for this problem. According to this law peak of the radiation…

Q: Visible light falls into wavelength ranges of 400-700 nm, for which 1 m=1×109 nm The energy and…

A: Given data:  The wavelength of the photon λ = 632.3 nm Planck constant (h) = 6.626 × 10-34 Js Speed…