2) What happens when one of the star ina binary system becomes a black hole.
Q: Of the following objects, the one that produces the least energy is a a. supernova. b. Type 1…
A: Answer:- Option (a) correct. Supernova.
Q: Which mathematical quantity is imagined to be present at the center of a black hole? a) Unity b)…
A: Answer:- Option (b) correct. Singularity
Q: 31) Star Betelgeuse has an apparent magnitude of 0.42 and an absolute magnitude of -5.6. Estimate…
A: The distance magnitude formula relates the apparent and absolute magnitude of a celestial object…
Q: 1.)How long do you have to wait for a star to undergo its maximum parallactic displacement? 2.) How…
A: 1. A star to undergo its maximum parallactic displacement is about 326 light years that is equal to…
Q: Consider a neutron star of radius of 10 km and a mass of 1.4 M⊙ that has a surface layer of pure 1H.…
A: Given; Radius,R=10km=10×103mMass of a neutron star,mS=1.4×1.98×1030kgWein's…
Q: black hole.
A: A quasar is an extremely bright Active Galactic Nucleus also known as AGN. The Quasars radiates a…
Q: 6. |A visual binary has a parallax 00 = 0.4 arcsec, a maximum separation a00 = 6.0 arcsec, and an…
A:
Q: An isolated black hole in space would be difficult to detect because a. there would be no light…
A: Black hole is a place in space-time where gravity pull is so strong that no matter can escape from…
Q: 129. In 1999, scientists discovered a new class of black holes with masses 100 to 10,000 times the…
A: The radius of the Sun is given as, R = 7×105 km The mass of Sun is given as, Ms = 2×1030 kg The mass…
Q: What is the event horizon radius [m] for the sun if it were to collapse to a Schwarzschild black…
A:
Q: A Black Hole gets its name because it is the remains of a massive black star. True False
A: When the massive stars collapse, then the black hole is produced. It absorbs all the mass and light…
Q: 3. Determine the Schwartzschild radius and the average density of a black hole formed by the…
A:
Q: A neutron star and a white dwarf have been found orbiting each other with a period of 42 minutes.…
A: Explanation: Generalized form of kepler's third law, M1+M2P2=a3 Mass of white dwarf is M1 = 1 M And…
Q: "Star Formation and Lifetimes" pg. 120, question 7 A star with twice the mass of the Sun would have…
A: In stars higher mass leads to higher compression. Which results higher Central density and…
Q: The Schwarzschild radius of a black hole is the radius at which light cannot escape. By setting the…
A:
Q: Originally, the signals that were found to be pulsars were thought to be a. spinning
A: We have to know about basic here.
Q: GM What is the orbital period of a bit of matter in an accretion disk that is located 3 x 105 km…
A: Time period was found to be 526 seconds So answer to fill in blank is 526. Detailed solution is…
Q: 6. Two double stars, one having one solar mass and the other three solar masses, rotate about their…
A: Given The mass of stars are M1=MoM2=3Mo Where Mo is the solar mass. Mo=1.989×1030kg the distance…
Q: Which of the following observatories is most likely to discover a black hole in a binary system? A.…
A: A binary system is defined as a system in which two objects revolve around each other, having a…
Q: es are detectable by their accretion disks producing mainly what type of light? a. infrared light…
A: Detection of black holes : Black holes are surrounded by material gas and funnelled by gravity into…
Q: Suppose you drop a clock toward a black hole. As you look at the clock from a high orbit, what will…
A: A block hole is an interstellar object that has a very large gravity associated with it. A block…
Q: Use the Schwarzchild formulaRs =2GM / c2whereRs = Radius of the star, in meters, that would cause it…
A: Given: Mass of the sun = 2 x 1030 kg.
Q: Most galaxies, including our own Milky Way, have supermassive black holes at their centers.…
A:
Q: 28) How accretion disk surrounding the black hole helps in its detection?
A: Black holes are generated when supermassive stars die. The gravitational collapse is so large that…
Q: The search for black holes involves searching for a. single stars that emit large numbers of X…
A: Blackholes are the objects which have extreme gravitational pull through which even light cannot…
Q: The radius at which nothing can escape the pull of a black hole is called the ________.
A: The radius at which nothing can escape the pull of a black hole is called the Schwarzschild radius.
Q: Black hole candidates are conspicuous by their continuous or flickering emission of a. infrared…
A: Introduction: A black hole is a region where gravity is so strongest that nothing can even particles…
Q: The density of a ________________ is greater than the density of a _________________. a. white…
A: A white dwarf is a stellar remnant of a star, which is formed after the star depletes the hydrogen…
Q: Black holes are formed by A. collapsed dark nebulae. B. supernovae from binary stars. C. a lack of…
A: ASTRO PHYSICS
Q: 26) To what size the Sun should shrink to become a black hole?pok
A: Schwarzschild radius is the limit to which a body can shrink before undergoing irreversible…
Q: What would be the diameter (of the event horizon) of a black hole with the same mass as Jupiter?
A: Blackhole is a hypothetical concept that contains everything in the universe within a very small…
Q: The biggest black hole ever discovered has a mass of 40 billion solar masses. Calculate the…
A: Given,
Q: Which of the following can a black hole not "eat" or consume? another black hole O a planet O black…
A: A black hole in simple terms is a region of very very strong gravity which is unimaginable. It is…
Q: 7) The H-alpha line from a star is observed to be 850 nm. Estimate its redshift
A:
Q: Many galaxies appear to have supermassive black holes in their centers powering active galactic…
A: From equation of Schwarzschild Radius equation we can calculate mass of supermassive black hole.
Q: How likely is it for a black hole to collide with Earth? Would we have much warning?
A: In space-time curvature, black holes are the region where the gravity is so strong that nothing even…
Q: Five astronauts (A - E) are watching a star collapse to form a black hole. Which of the flight plans…
A: Required: Which observers are moving faster than light.
Q: How much mass would a black hole contain if it has an event horizon equal in size to an average…
A: Given: Event horizon of black hole is equal to average-sized tennis ball.
Q: Hypernovae are thought to be a. a star greater than 20 solar masses collapsing into a black hole.…
A: A hypernova is a type of supernova but having more energy Hypernova contains a tremendous amount of…
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…
Q: Astrophysical theory suggests that a burned-out star whose mass is at least three solar masses will…
A: To explain the correct answer is given below,
Q: 2. Determine the Schwarzschild radius and the average density of a black hole formed by the…
A:
Q: The orbit of the binary pulsar PSR 1936+16, studied by Taylor and Hulse, a. is so small that the…
A: Pulsars are a kind of highly magnetized compact neutron rotating very dense stars having a short…
Q: Which statement about a rotating black hole is correct? O a. The black hole develops an ergosphere,…
A: A rotating black hole develops ergosphere . Ergosphere is a region located outside a rotating black…
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