What is the rate of thermal radiation emitted from a star with a radius of 2.310x 109mand a surface temperatureof8,420K?Assume that the spherical surface behaves as a blackbody radiator.[Surface Area of a sphere = 4πr2; Area of a circle = πr2or (π/4)d2]

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

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Q: If an object has been magnified 106 times and appears to be 10-4 m, what is the actual size of the…

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Q: What is the rate of thermal radiation emitted from a star with a radius of 2.310 x 109 m and a…

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Q: 20.) Twinkle Twinkle. A stable star of radius R has a mass density profile ρ(r)=α(1−r/R). Here,…

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Q: Calculate the temperature of a blackbody that peaks at a frequency of 7.5·108 MHz.

A: Given                     Fmax = 7.5 x 108 MHz                              = 7.5 x 108 x 106 Hz

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Q: Spaceman Spiff is flying his spacecraft near a neutron star. Assuming the star is located at (0, 0,…

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Q: Calorimetry Homework! s You place 6 bottles of water, each starting at 25°C into ice chest. Let each…

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Q: Two surfaces, A and B has a temperature of 4500 K and different spectral emissivity as shown in…

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Q: Consider two Einstein solids in thermal contact. Solid A contains 5 atoms while solid B has 2 atoms.…

A: ANSWER:  GIVEN: Solid A has 5 atoms and Solid B has 2 atoms             The total energy of the…

Q: The spectrum of light from a star is, to a good approximation, a blackbody spectrum. The red…

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Q: A new, extremely precise apparatus has measured momentum (y component) of a certain proton to be: 5…

A: "Since you have asked multiple question, as per our guidelines we will solve one question for you.…

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: What will be the critical frequency

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

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Q: A particular star has a radius of 8.46 ✕ 108 m. The peak intensity of the radiation it emits is at a…

A: (Since it is a multipart question, the first three questions are done).  Photon energy is the energy…

Q: Calculate the power radiated by a black body of surface area 20. 0 cm2 and temperature 6000 K

A: A black body is considered an ideal body capable of absorbing all the radiation that falls on it.…

Q: Consider a black body of surface area 20.0 cm² and temperature 5 000 K. what wavelength does it…

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Q: The sun has a radius of 6.959 x 10° m and a surface temperature of When the sun radiates at a rate…

A: Given r=6.959×108 mT=5.81×103 KQ=3.91×1026 Wσ=5.67×10-8 J/s *m2K4

Q: A cavity radiator has its maximum spectral radiance at a wavelength of 2,5×10-7 m. If the body is…

A: Given Data:-λmax=2.5×10-7mTemperature ratio, TTo=5.5Wien's constnt, b= 2.897×10-3m.k

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