If the active core of a galaxy contains a black hole of 106 Me, what will the orbital period be for matter orbiting the black hole at a distance of 0.23 AU? GM Hint: Use the formula for circular velocity, V. = V hr
Q: Assume that we have measured the distance to a close by galaxy, with apparent magnitude m1 = 6, to…
A: I HOPE THIS HELPS YOU 🙏.PLEASE GIVE STUDENT RATING----> IF YOU FOUND IT HELPFUL.
Q: Suppose that the outer stars of a galaxy have an orbital velocity of 150 km/s. If the radius of the…
A: Given data: rgalaxy=4 kpcv=150 km/s Need to determine the orbital period of the outer stars.
Q: The most mass of our Milky Way is contained in an inner region close to the core with radius Ro.…
A: Hello. Since your question has multiple sub-parts, we will solve the first three sub-parts for you.…
Q: Pretend that galaxies are spaced evenly, 8.0 Mpc apart, and the average mass of a galaxy is 1.0 ✕…
A: Average density of the matter in the universe ρavg=M43πd23=6Mπd2
Q: You observe a star orbiting in the outer parts of a galaxy. The distance to this galaxy is known,…
A: Given, The distance of the star from the center of the galaxy: r=19 kpc=19×3.086×1019 m Speed of the…
Q: Suppose we find an Earth-like planet around one of our nearest stellar neighbors, Alpha Centauri…
A:
Q: If a galaxy is 9.0 Mpc away from Earth and recedes at 488 km/s, what is H0 (in km/s/Mpc)? km/s/Mpc…
A: The question above has been given from Hubble's law. This law is also known as the Hubble-Lemaitre…
Q: given: a (distance to center of galaxy in AU) = 1,717,914,439 AU P (suns orbital period in years)…
A: Given: a (distance to center of galaxy in AU) = 1,717,914,439 AU P (suns orbital period in years) =…
Q: random times over the last 1010 years. The rate of star formation is simply the number of stars…
A: Number of stars in our milky Way galaxy is N=9×1010 Time taken in the formation of a plane
Q: Galaxy B moves away from galaxy A at 0.519 times the speed of light. Galaxy C moves away from galaxy…
A:
Q: Indicate whether the following statements are true or false. (Select T-True, F-False. If the…
A: T T T F T T
Q: Pretend that galaxies are spaced evenly, 2.0 Mpc apart, and the average mass of a galaxy is 1.0 x…
A: We know that:-Spherical galaxy average density,ρ=M43πr23 Equation 1r=2.0 Mpcconvert Mpc to…
Q: The most mass of our Milky Way is contained in an inner region close to the core with radius Ro.…
A:
Q: Joaquin tells his science class that galaxies consist of gas, dust, and many planets. What is the…
A: Galaxies consist of gas, dust, constellations, stars, comets and many planets. Some examples of…
Q: The evidence leads modern astronomers to conclude that at the cores of active galaxies are…
A: Required : Mass of Supermassive Blackholes in terms of solar mass.
Q: If the active core of a galaxy contains a black hole of 10°M, (1 million solar masses), what will…
A: mass of black hole, M=106 MΘ=106*2*1030=2*1036 Kg radius of orbit,r=0.33 Au=0.33*1.5*1011=0.495*1011…
Q: If the active core of a galaxy contains a black hole of 106 M, what will the orbital period be for…
A: The expression for the orbital period, T=2πrv =2πrGMr =2πr32GM
Q: If the Sun is 4.6 billion years old, how many times has it orbited the Milky Way galaxy? (The Sun is…
A: Given: Sun is 4.6 billion years old Distance from the center of Milky way, r=8300 pc Speed of Sun…
Q: The Kormendy relation for ellipticals can be written as He = 20.2 + 3.0 log R. where Re is the…
A: The kormendy relation for elipticals can be written asμe = 20.2 + 3.0 logReμe - 20.2…
Q: he Milky Way's
A:
Q: the sun has an orbital speed of about 220kms^-1 around the centre of the galaxy , whose distance is…
A: orbital speed of sun = 220 kms= 220000 msdistance = 28000 light years
Q: The time for a galaxy to cross from one side of a cluster to the other is called the crossing time.…
A: We are given the velocity of galaxy. We are also given the diameter of cluster. This diameter is…
Q: Please answer within 90 minutes.
A: a. Total number of stars in the population b. Surface density wave This is not an integer, so we…
Q: If the active core of a galaxy contains a black hole of 10° Mo, what will the orbital period be for…
A: This problem can be solved using the formula for circular velocity and then dividing the distance by…
Q: n(r) = nge where r represents the distance from the centre of the Galaxy, Ro is the distance of the…
A: (a)As we have to find the maximum distance by the help of the relation of absolute and apparent…
Q: Galaxy B moves away from galaxy A at 0.541 times the speed of light. Galaxy C moves away from galaxy…
A: We have to use special theory of relativity to solve this problem
Q: True or False: Dwarf elliptical galaxies and giant ellipticals probably formed in entirely different…
A: To find true or false: Dwarf elliptical galaxies and giant ellipticals probably formed in entirely…
Q: A black hole (m = 2.90 x 10^9 Ms) sits in the middle of the M87 galaxy. Calculate its gravitational…
A: mass of black hole = 2.90×109 MsMs = 1.99×1030 kg
Q: If you find a galaxy that is the same size and mass as our Milky Way Galaxy, what orbital velocity…
A: Mass of our galaxy (M1): 4.0 X 1011 M Semi-major axis of the orbit (a): 51 kpc
Q: alaxy? Explain.
A: Given: To explain the how astronomers find the distance of the galaxy is given as,
Q: Use excel calculator to fill in the missing calculations. 1pc = 3.26 ly Galaxy Andromeda Large Mag.…
A: We need to complete the table in Excel. 1pc = 3.26 lyAlso, 1 ly=9.461e+12 km
Q: You observe a star orbiting in the outer parts of a galaxy. The distance to this galaxy is known,…
A:
Q: The surface mass density of the disk of a galaxy is given in the provided image. Σ0 is the central…
A: The total mass of the disk can be calculated by integrating the surface mass density over the entire…
Q: Most of the dark matter in a galaxy is located in a galaxy's (hint: one word) which allows the…
A: It is a fill in the blank.
Q: If a galaxy is 8.8 Mpc away from Earth and recedes at 498 km/s, what is H0 (in km/s/Mpc)? _______…
A: The required value of Hubble’s constant is, The required value of Hubble time is,
Q: Pretend that galaxies are spaced evenly, 7.0 Mpc apart, and the average mass of a galaxy is 1.0 ✕…
A: The average density of matter in the universe is given by
Q: You observe a star orbiting in the outer parts of a galaxy. The distance to this galaxy is known,…
A: Given, Distance, R=19kpcR=19×3.08×1019mR=58.52×1019m Speed, v=382×103m/s The velocity of the star is…
Q: What is the magnitude of the merger of two galaxies which have the magnitudes m1 and m2?
A:
Q: A star in the Milky Way that is about 60 percent of the way out from the center of the galaxy has an…
A: Answer: Detail solution in below.
Q: If a galaxy is 9.0 Mpc away from Earth and recedes at 510 km/s, what is H? What is the Hubble t
A: Hubble's law states that galaxies are moving away from Earth and the farther they are faster they…
Q: Suppose there exists a hypothetical galaxy with mass MG around the center of which a solar system…
A: Given, Mass of Galaxy = 1× 10 40 kg Mass of solar system = 2× 1028 kg Radius = 2.5 × 1020 m We need…
Q: The gas in the outer region of the Andromeda galaxy is found to be orbiting the galaxy with a…
A: Given Velocity of gas = u = 250 km/s = 250000 m/s Radius of orbit from the center = r = 35kpc = 35 ×…
Q: Which one of these types of galaxies do you expect to have the largest star formation activity?…
A: A galaxy which has high relative flux density, which shows it has a dense region that helps in more…
Q: A black hole in the center of a nearby Galaxy has a Schwarzchild radius of 2.0*10^7 km. How many…
A: Given : - A black hole in the center of a nearby Galaxy has a Schwarzschild radius of 2.0*10^7 km…
Trending now
This is a popular solution!
Step by step
Solved in 2 steps with 4 images
