what is the mass of a star with a main- sequence lifetime of 3 billion years
Q: Two stars are in a binary system. One is known to have a mass of 0.700 solar masses. If the system…
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Q: All stars start their lives with the same basic composition. What determines their differences? O…
A: Mass they formed with
Q: Which of the following is NOT the result of the death of a massive star? Select one alternative:…
A: Hypernova is the type of phenomenon that happens when a massive star collapses into this and results…
Q: After a supernova explosion, the remaining core will collapse to form a neutron star if the mass of…
A: After a supernova explosion, the remaining core will collapse to form a neutron star if the mass of…
Q: The mass-luminosity relation describes the mathematical relationship between luminosity and mass for…
A: L/Lo = (M/Mo )3.5 here the luminosity is to be found in terms of Lo M = 4Mo
Q: If a stellar remnant is in between 0.4 and 1.4 solar masses, the resulting object will be a a.…
A: If a stellar remnant is in between 0.4 and 1.4 solar masses, the resulting object will be a white…
Q: This star has a mass of 3.3 MSun. What is the main sequence lifetime of this star? You may assume…
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Q: A star is observed with a surface temperature of 3,000 K and a luminosity of 100,000 solar…
A: Given , Temperature = 3000 K Solar Luminosity = 100,000 Now , mass and luminosity are related by…
Q: If a star is located at 62.5 pc and has an apparent magnitude of 6 what is it absolute magnitude?
A: The brightness of a star is determined by its composition and distance from the Earth. There are two…
Q: Two stars are in a binary system. One is known to have a mass of 0.700 solar masses. If the system…
A:
Q: What are the approximate spectral type, temperature, absolute magnitude number, and luminosity of…
A: Required : Spectral type, absolute magnitude, temperature and luminosity of star E.
Q: Rank the following stars in order of increasing radius: Star A Star B Star C Surface temperature…
A: For star A Surface temperature =6000 K Luminosity =1 For star B Surface temperature =4000 K…
Q: For each type of stellar explosion, identify its progenitor star
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Q: What is the life expectancy of a 2-solar-mass star?
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Q: Calculate the mass of a star having a diameter of 6E5 km and an average density of 1.5 g/cm3.…
A: We have : Density = masscolumeVolume of star = 43x π x r3Diameter of star = 6 x 105kmRadius of star…
Q: What is the lifetime on the main sequence of a 2-solar-mass star? a. 1.8 × 1011 years b.…
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Q: If a star has a parallax of 0.016 arc second how far is it?
A: Parallax is the shift in the apparent position of stars when observed from different positions. This…
Q: A star has an apparent magnitude of 10.0 and an absolute magnitude of 2.5. How far away is it?
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Q: When two stars are in the same star system, they can affect each other’s evolution. Two stars in the…
A: Two stars in the same system might evolve at a different pace, depending on their distances in the…
Q: What causes a star to move off the main sequence?
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Q: Main sequence star A is 5 times as massive as main sequence star B. How do the main sequence…
A: Main sequence stars are those which fuse hydrogen atoms in their core to form helium. They have a…
Q: Consider two stars on the main sequence, A and B. Star A has a mass of 9. Мо Star B has a mass of…
A: Solution attached in the photo
Q: What is the total mass of a visual binary system if the average separation of the stars is 8 AU and…
A: A binary system is formed when two astronomical objects come close enough to start orbiting each…
Q: What is the mass of a star with a main-sequence lifetime of 4 billion years? 17 X solar masses
A: According to stellar theories & observations the average lifetime of main-sequence stars has…
Q: Which type of star would be the largest? a. M b. O c. B d. K e. A
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Q: Given that a pair of stars are found to be orbiting each other with a period of 11.86 [yrs] and a…
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Q: .
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Q: Two stars are found to orbit each other once every 6.00 months. If the orbital radius (distance)…
A: According to Kepler’s third law, for a binary star system, we have the following relation between…
Q: Star A has an apparent magnitude of -1. Star B has an apparent magnitude of 3.5. Find BĄ/BB, where…
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Q: Why does the orbital period of a binary star depend on its mass?
A: A binary system is formed when two massive astronomical objects start orbiting each other around a…
Q: You've just discovered a new X-ray binary, which we will call Hyp-X1 ("Hyp" for hypothetical). The…
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Q: What is the life expectancy of a 16-solar-mass star?
A: Stars are formed due to the gravitational collapse of interstellar gases which contain mostly…
Q: A star is observed to have a parallax of 0.0015". What is the distance to the star in units of AU?
A: The distance to the star can be calculated using the formula: distance (in parsecs) = 1 / parallax…
Q: What is the luminosity of a 4-solar-mass main-sequence star?
A: The luminosity of a star is the amount of energy that it radiates per second. It can be considered…
Q: The place on the H–R diagram where stars settle into the longest, most stable portion of their…
A: The place on the H–R diagram where stars settle into the longest, most stable portion of their…
Q: How do you calculate the mass of a star?
A: To calculate mass of a single star is a difficult process however to calculate the mass of binary…
Q: A star has an apparent magnitude of 6 and an absolute magnitude of 3. How far is the star from…
A: The distance of a star can be measured from its absolute and apparent magnitude. The apparent…
Q: describing the various stages in the life of a 1.0 solar mass star, 0.5 solar mass star, and a 3.0…
A: In this question we have to describe the life of a 0.5, 1.0 and 3.0 solar mass stars.
Q: A star has a distance of 40 pc. What is the parallax of the star?
A: The distance of a star and its parallax are related as, d=1/p, where, d= distance in parsecs, and…
Q: Suppose you have q = 20 µC charge placed at the orign of your coordinate system. a) Using Gauss's…
A: This problem is from electrostatics (Electrodynamics). Let's solve this problem by using Gauss's law…
Q: The main-sequence age of a star of 1M⊙ is about 1010 years. What is the main-sequence age of a star…
A: Answer the following question is
Q: A star has an apparent magnitude of 10 and an absolute magnitude of 2.5. How far is it?
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what is the mass of a star with a main- sequence lifetime of 3 billion years
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