Use Stefan's law to calculate how much energy is emitted per unit area by the photosphere of sun 5800-K.
Q: Why do sunspots look dark? Othey are holes in the photosphere through which the cooler interior of…
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A: The phenomenon you are describing, where the center of the Sun appears brighter than its edges, is…
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Q: A loop of gas following the magnetic field lines between sunspots' poles is called a what? \
A: Given: A loop of gas following the magnetic field lines between sunspots' poles is called a what?
Q: Which of the following layers of the Sun can be seen with some type of telescope? Consider all forms…
A: Required : Which of the following layers of the Sun can be seen with some type of telescope.
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A: Required : What does the variation in the magnetic field data represent.
Q: Calculate the average surface temperature of the Sun using Wien’s Law. The wavelength of maximum…
A: λ = 500nm
Q: Explain why some solar shock waves are thought to die out at heliocentric distances of 3-5 R. How…
A: Explanation, Some solar shock waves are thought to die out at heliocentric distances of 3-5R⊙
Q: sun emits light having maximum intensity at a wavelength 468nm. Assume emissivity of sun is 1.…
A: Option
Q: Why was the detection of solar neutrinos important? a) They have been suggested as an important…
A: Since you have asked multiple questions, we will solve the first one for you. In case you need…
Q: The solar wind carries mass away from the Sun at a rate of about 2 million ton/s (where 1 = 1000…
A: Solution:From the Astrophysical data book, the following data are obtained for the solar radiation…
Q: The energy produced from the Sun's core passes through Sun's layers and travels through empty space.…
A: Introduction: The three modes of heat transfer are conduction, convection, and radiation. The…
Q: Using the concept of hydrostatic equilibrium, explain why the Sun does not collapse under the weight…
A: Hydrostatic equilibrium is the balance between the gravitational force and the pressure gradient…
Q: Why does convection develop about 70% of the way from the Sun's center to its surface?
A: Convection is defined as a form of energy transfer where the energy is carried by gas or liquids.
Q: In a typical solar oscillation, the Sun’s surface moves up or down with a speed of 0.1m/s . If you…
A: Given data *The Sun’s surface moves up or down with a speed is v = 0.1m/s *The given wavelength is…
Q: G
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Q: How many watts of radiation does a 1-meter square region of the Sun's photosphere emit at a…
A: temperature of the Sun's photosphere = 500 K Area of the region = 1 m2
Q: All of the Sun's energy which we calculated as the luminosity (the rate at which energy is radiated…
A: Given: The distance of Earth from the Sun is r=1.49×1013 cm. Introduction: Luminosity is an absolute…
Q: The sun produces energy from matter in its core through the process of
A: We need to name the process in which the sun produces energy from matter in its core.
Q: A sunspot has a temperature of about 4200 K. Use the Stefan-Boltzmann law to calculate how much…
A: Temperature (T) = 4200 kelvin Area (A) = 1 m2time (t) = 1 sec
Q: Calculate the plasma beta in the photosphere. The average mass density in the corona is…
A: Given: Mass density of the plasma (ρ) = 1 × 10−4 kg / m3Magnetic field strength (B) = 10−2 TLet's…
Q: How many watts of radiation does a 1-meter square region of the Sun's photosphere emit at a…
A: Area = 1 m2Temperature = 500 K
Q: Use Stefan's law to calculate how much less energy is emitted per unit area of a 4500-K sunspot.
A: Sunspots are large dark regions formed on the Sun's photosphere. They are formed due to magnetic…
Q: All of the Sun's energy which we calculated as the luminosity (the rate at which energy is radiated…
A: Given: The distance of Earth from the Sun is 1.49×1013 cm. Introduction: Luminosity s a measure of…
Q: According to the Stefan-Boltzmann law, how much energy is radiated into space per unit time by each…
A: A blackbody absorbs all the radiation that falls on it and then re-emits it. Stars can be…
Q: An astronomer measures the light from two objects, A and B, and she finds that they are both black…
A: Given: The wavelength of object A is 2000 nm. The wavelength of object B is 400 nm.
Q: The Sun is currently about 4.7 billion years old. How much longer does it have before it runs out of…
A: Given: The Sun is 4.7 billion years old. Introduction: The mass-energy equation says that an object…
Q: What is the solar constant? How is it used to determine the effective surface temperature of the…
A: Solar Constant is defined as When the earth is at its mean distance than the rate at which solar…
Q: how many times more energy is emitted in 1 second from a square meter of the photosphere compared to…
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Q: Explain in detail the carbon-nitrogen-oxygen fusion chain that occurs in the center of the Sun
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Q: Explain why there is the low number of observed solar neutrinos?
A: Solar neutrino are nearly massless particles that are produced in the proton-proton chain inside…
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Q: Neutrinos produced in the sun escape immediately. Why?
A: The neutrinos can be described as particles that dont have any charge as well as they can be…
Q: Why the sun does not get ripped apart by the outwards pressure of nuclear fusion?
A: Sun produce energy by fusing hydrogen into helium at its core. There is a outward pressure due to…
Q: Given that the solar spectrum corresponds to a temperature of 5800 K and peaks at a wavelength of…
A: Given: The temperature of solar spectrum is 5800 K. The solar spectrum peaks at…
Q: The given equation shows the pressure inside a normal star. Using parameters that are appropriate to…
A: The pressure inside a normal star is given by: P =Pg+ Prad =ρkTm¯ +13aT4 where P is the total…
Q: Given that the solar spectrum corresponds to a temperature of 5800 K and peaks at a wavelength of…
A: A blackbody is an object that is capable of absorbing all the radiation that falls on it. Black-body…
Q: (1) the solar luminosity has been constant since the Sun formed, and (2) the Sun was initially of…
A: If E is the rate of energy radiated by the sun and L is the luminosity of the Sun, then the time…
Q: If the Sun was producing its energy by slow contraction as suggested by Helmholtz and Kelvin,…
A: The Kelvin–Helmholtz mechanism is the process by which the surface of a star or planet cools which…
Q: Why can't you see deeper into the sun than the photosphere?
A: Sun is made of different layers of material. The photosphere is the lowest region of the solar…
Q: How many watts of radiation does a 1-meter-square region of the Sun’s spot emit, at a temperature of…
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Q: Why are measurements of the Sun's 10.7 cm radio emission used to monitor the state of the solar…
A: in this question we discuss about sun's 10.7 cm radio emission for used to monitor sun's activity.…
Q: Use Wein's law to determine the wavelength corresponding to the peak of the black body curve (a) in…
A: According to Wein's displacement law, λmT=constant=2.898×10-3 mK where λm= wavelength at which…
Q: Describe how a convection current works. In a simple way.
A: Required :: How does convection current work.
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