What are the similarities and differences between blazars and quasars?
Q: What evidence is there that quasars occur in distant galaxies? Explain.
A: To explain the correct answer is given below,
Q: A Type la supernova explodes in a galaxy at a distance of 6.10×107 light-years from Earth. If…
A:
Q: Describe a quasar.
A: Quasar is an extremely luminous active galactic nucleus. inside quasar there is a supermassive black…
Q: What evidence shows that quasars are ultra-luminous but must be small?
A: Given- What evidence shows that quasars are ultra-luminous but must be small?
Q: Calculate how far the quasar is in light years by knowing that distance = velocity/Ho. Make the…
A: Given: To find the distance of the quasar in light years is given as,
Q: The hydrogen Balmer line H, has a wavelength of 486.1 nm. It is shifted to 579.2 nm in a quasar's…
A: The original wavelength of hydrogen Balmer line is given as, λo=486.1 nm. The shifted wavelength of…
Q: The hydrogen Balmer line Hβ has a wavelength of 486.1 nm. It is shifted to 579.8 nm in a quasar's…
A: Redshift is defined as the change in the wavelength due to apparent motion in the quasar spectrum.
Q: Quasars that change appearance are they physically distinct or merely edge examples of quasars…
A: Give: Quasars are active galctic nuclei whose mass fluctuates by millions or billions of times the…
Q: What is the name of the radiation process that produces the radio emission in the jets emitted by…
A: Active galaxies are known as quasars. An ordinary galaxy will have about 100,000 times the…
Q: Why do we see most quasars at great distances?
A: In the whole universe Quasar are like those of astronomical object whose luminous comparable to…
Q: Observations of quasars have shown us that many are extremely _________, emitting more energy than…
A: Required : Fill in the gaps.
Q: Is the appearance of a quasar changing over time a sign that it has entered a new physical state, or…
A: Introduction: A quasar (sometimes referred to as a quasi-stellar object, abbreviated QSO) is an A…
Q: why are the shells visible around some elliptical galaxies significant?
A: The shell structures in the elliptical galaxies indicates the extremely low surface brightness and…
Q: A galaxy is found to be receding at a velocity of 3.0 x 104 km-s-1. Calculate the distance to the…
A: Edwin Hubble discovered through observation that the Universe is expanding. Galaxies are moving away…
Q: The hydrogen Balmee lime Hb has a wavelength of 4.86.1 nm. It is shifted to 55.8 nm in a quasar's…
A: The expression for the red shift is,
Q: What is the mechanism for the energy output of quasars?
A: Quasars are high luminosity objects in the galaxy, having very high masses (ranging from millions to…
Q: Is a quasar with a redshift of z = 2 going faster than the speed of light? Why or why not?
A:
Q: Why do we not see quasars near our galaxy?
A: Introduction: The word quasar stands for quasi-stellar radio source because the signals came from…
Q: What evidence do we have that quasars are a few parsecs or smaller in size?
A: The problem is based on the concept of Quasar. A quasar is an extremely luminous active galactic…
Q: The hydrogen Balmer line H, has a wavelength of 486.1 nm. It is shifted to 580.7 nm in a quasar's…
A: We know that the red shift is given as shown below. where so,
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: Suppose a quasar is shining with a luminosity L. What is the approximate minimal mass of the black…
A: Solution: Given A quasar is shining with a luminosity L L = 1×1012 LSun We have to determine…
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…
Q: What is the Eddington luminosity of a quasar with a mass of 1 billion Msun ?
A: Eddington luminosity or Eddington limit is the maximum luminosity that can be achieved by a star in…
Q: The hydrogen Balmer line H, has a wavelength of 486.1 nm. It is shifted to 542.6 nm in a quasar's…
A:
Q: The Lyman alpha line (Kα) of hydrogen is measured in the laboratory to have a wavelength of 121.6…
A: We know that,the red shift parameter is given byz=λ-λ0λ0 equation 1here, λ is final…
Q: mall? What evidences is there that quasars occur in distant galaxies?
A: Given: To explain the evidences of the quasars is ultra-luminous and occurs in distant galaxies as,
Q: How were quasars discovered
A: During the 1950s, radio astronomy was commenced which resulted in many new discoveries including…
Q: Suppose a quasar has a luminosity of 1012 LO. What is the smallest mass that the quasar could have…
A: Inside a star, gravity is constantly trying to pull all the mass toward the center while the…
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