6) The redshift of a galaxy is observed to be 1.5. Calculate the recessional velocity of the galaxy.
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A: Hello. Since you have posted multiple questions and not specified which question needs to be solved,…
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A: Given data: Redshift z=4.89. The recessional velocity is given as, v=cz+12-1z+12+1 Here, c is the…
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A: Note: As per the policy, only the first question will be solved. If you want the solution for other…
Q: Explain how the Hubble law allows you to estimate the distances to galaxies.
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A: (e) none of above
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A: Given data, Period of Cepheid T=65 days. Distance of star d=2500000 LY = 766503 parsec.
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Q: What happens when galaxies collide? A. Star collisions will be rare but the shapes of the galaxies…
A: You are correct. The answer is A. A. Star collisions will be rare but the shapes of the galaxies…
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Q: Which of the following might you expect to be an additional consequence of the fact that galaxies…
A: Given Which of the following might you expect to be an additional consequence of the fact that…
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Q: alaxy? Explain.
A: Given: To explain the how astronomers find the distance of the galaxy is given as,
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A: In general, flocculation theory is a process in which the smaller sizes particles gets collided with…
Q: 4) Calculate the redshift of a galaxy with a recessional velocity of 0.68c. (
A: When a celestial object is moving away from the observer the light observed from the object will…
Q: What is the differences between an E7 and an E0 galaxy? Explain.
A: To explain the correct answer is given below,
Q: The fact that many radio lobes emit less intensely on the side of the galaxy facing away from Earth…
A: Answer e. they are created by jets of high-speed matter in magnetic fields, which tend to emit…
Q: 5) The recessional velocity of a galaxy is found to be 0.52c. Calculate the redshift.
A: Redshift takes place when the source is moving away from the observer. This reduces the frequency…
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A: Option (e): Caused by microscopic random fluctuations in the infant universe.
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A: Here, we look into the centre of our galaxy and see what is it made of.
Q: A galaxy has a visible mass of 10 Mo and a flat rotation curve extending to 25 kpc at the level of…
A: From the rotational curve of the Galaxy we have, Ro=25 kpc=25×103 pc It is the distance over which…
Q: In a spiral galaxy, the orbital speeds of stars far from the galaxy's center distance from the…
A: Question: In a spiral galaxy, the orbital speeds of stars far from the galaxy's center _______ as…
Q: 8) Calculate the velocity of a galaxy with a redshift of 0.37.
A: Redshift takes place when the source is moving away from the observer. This reduces the frequency…
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