What evidence can you cite that pulsars are neutron stars?
Q: Taking the distance to the Crab pulsar to be 2000 pc and the bolometric magnitude at maximum…
A: The Crab Pulsar is described as a young neutron star. The star is the central star in the Crab…
Q: true or false A supernova core with a mass 2X that of the Sun produces a Black Hole
A: The Sun need to be concerning 20X additional large to finish its life as a black hole. Stars that…
Q: How does the lighthouse model explain pulsars? in two sentences.
A: Pulsars are spinning neutron stars that emit beams of radiation from their magnetic poles
Q: Why is it possible for repeated nova explosions to occur in the same binary system?
A: A binary star system is one in which two stars are bound to each other through gravity. They will…
Q: In binary star systems where a main-sequence star is transferring mass to a white dwarf star, which…
A: Required : The correct option
Q: What is the heaviest element likely to be produced in fusion processes in stars?
A: iron is the heaviest element stars can make.
Q: Determine the radius of a neutron star with a mass of 2 solar masses.
A: Neutron stars are formed when massive stars die. A star is formed due to the balance between…
Q: e la supernova?
A: To trigger a type la supernova one of the two stars must be a white dwarf . The other star is often…
Q: Explain how supernovae produce neutron stars and pulsars.
A: Neutron stars are city size stellar objects with a mass of about 1.4 times that of the Sun.When…
Q: Why do you expect neutron stars to have a powerful magnetic field?
A: Neutron stars are small stellar objects with a mass of about 1.4 solar mass. They are formed when…
Q: Calculate the approximate lifetime of a 60 solar mass O star (1 million solar luminosities, 50% of…
A: The Lifetime of a Star:- The lifetime of a star is defined by the equation: τs=τo×MMo-2.5…
Q: How many neutrons are in a 2.8-solar-mass neutron star? Assume the star’s mass is entirely neutrons…
A:
Q: What is the distance in parsec to pulsar 0628-28 using 400 and 600 MHz frequencies? The dispersion…
A: GIven for pulsar 0628-28, dispersion measure DM is 124.5We have to determine distance in parsec to…
Q: Determine the surface gravity on a neutron star. Assume the star has a mass 50% bigger than the…
A: mass of Sun = 1.98 * 1030 Kg mass of neutron star = mass of sun + 50%mass of sun = 1.5 * 1.98 *…
Q: f a star is to eventually form a stellar black hole at any point in its life cycle, what must…
A: a star spends most of its lifetime as a main-sequence star. when it consumes all of its hydrogen…
Q: In a nova, why is the shell of hydrogen on the white dwarf consumed explosively rather than…
A: White stars are formed when stars that do not have enough mass to form neutron stars or black holes…
Q: What would your mass be if you were composed entirely of neutron star material of density 3 × 1010…
A: Neutron stars are formed when massive stars die due to gravitational collapse. The gravity will fuse…
Q: Assume that you observe both of these stars in a galaxy 10 million light-years away. How bright is…
A: 1) Distance of both stats from observer, d = 10 million light years d = 10 x 106 ly d = 107 ly 1…
Q: In a Type Ia supernova, the cause of the violent outburst is: 1) the sudden emission of a shell…
A: A supernova is the explosion of a star that happens during the final evolutionary stages of a…
Q: Suppose that a neutron star has a radius of 10 km and a temperature of 1,000,000 K. How luminous is…
A: The luminosity of a star is defined as the total amount of electromagnetic energy released by a star…
Q: Pulsating variable stars are normal stars experiencing brief period instability lasting only a few…
A: A variable star is a star whose brightness as seen from Earth (its apparent magnitude) fluctuates.
Q: Most stars exist as a binary system fission reactor quasar…
A:
Q: when we on Earth see a pulsar, why does it seem to blink on and off?
A: Most nucleon stars square measure ascertained as pulsars. Pulsars square measure rotating nucleon…
Q: Calculate the redshift caused by a neutron star with a radius of 11 km and mass of 5.2 x 1030 kg.
A: As per general relativity when a photon leaves a gravitational well its wavelength will increase…
Q: What is the difference between type I and type II supernovae
A: To determine Difference between type I and type II supernovae
Q: Why do you expect neutron stars to spin rapidly?
A: Neutron stars are formed when stars with 4 to 8 solar mass die. When such a star runs out of fuel…
Q: Where do the γ bursts come from?
A: Gamma-ray bursts are one of the top unsolved mysteries in astrophysics, alongside such burning…
Q: What is the surface gravity on the surface of White Dwarf of 1 Solar Mass? What about a Neutron Star…
A: Mass of white dwarf = m =1 solar massRadius of White Dwarf = rWDRadius of Neutron star = rNSRadius…
Q: Generally speaking, a low-mass star ends up as a white dwarf while a high-mass explodes. Why/How…
A:
Q: Why did astronomers conclude that pulsars actually could not be pulsating stars?
A: Pulsars are defined as highly magnetized rotating neutron stars. They are capable of releasing beams…
Q: Why do millisecond pulsars spin so fast?
A: Millisecond Pulsars are formed when accretion of matter takes place from a companion star to an old…
Q: What phenomena can neutron stars supports?
A: Neutron stars are incompletely upheld against additional breakdown by neutron decadence pressure, a…
Q: If Betelgeuse is a M2 type star, what is the approximate temperature of the star in K?
A: Introduction - It is a supergiant star and the distance of this star from the sun is approximately…
Q: Why would astronomers naturally assume that the first discovered millisecond pulsar was relatively…
A: When a massive star collapses the gravitational force is so strong the protons and electrons inside…
Q: Why would a neutron star have such a strong magnetic field?
A: Neutron star is basically consists of about 80% of neutrons, 10% of electrons and 10% of protons.…
Q: All millisecond pulsars are now, or once were, members of b nary star systems. (T/F)
A:
Q: If the gravitational attraction is important in a neutron star where the neutrons are close…
A: Here, we look at the reason why gravitational force is strong in a neutron star but not in a…
Q: Chart the evolutionary process of a high mass star on the H–R diagram from ZAMS to death.
A: Required to draw: The evolution of high mass stars from Zero Age Main Sequence (ZAMS) to Death: We…
Q: If a neutron star has a radius of 12 km and rotates 1,352 times a second, what is the speed at which…
A: radius of neutron star (r) = 12 km = 12000 m angular speed (ω) = 1352 revolutions per second
Q: A main sequence star of mass 25 M⊙has a luminosity of approximately 80,000 L⊙. a. At what rate DOES…
A: Given information: The mass of the star (m) = 25M⊙ The luminosity of the star (L) = 80000L⊙ part a):…
Q: If an X-ray binary consists of a 16 solar mass star and a neutron Star orbiting each other every…
A: Kepler’s third law for binary stars
Q: What do you mean by Neutron stars?
A: The neutron star is formed when a massive star runs out of fuel and starts collapsing. When a star…
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