Consider two stars on the main sequence, A and B. Star A has a mass of 9. Мо Star B has a mass of 0.8 Мо Compute the ratio of main sequence lifetimes for the two stars, TR/TA

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A: Given Data: Orbital radius, r=2.3344×108 km=2.3344×1011 m Time period, T=736.9…

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A: Mass of binary system is given by,                                      M=4π2r3GT2  where, M is…

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A: Given, The radial velocity of stars A and B, vA=5.4km/svB=22.4km/s a. The ratio of stellar masses,…

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A: Given, Parallax angle, p=0.002 arc-seconds

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A: Given Apparent magnitude, m=19.89 Absolute magnitude, M=-19 We know, m-M=5log(d10) where d is the…

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Q: An object was discovered on Feb. 24.37 UT (position R.A. = 5h35m.8, Decl. = -69 18'), obtained m =…

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A: Given information: The mass of the star (m) = 25M⊙ The luminosity of the star (L) = 80000L⊙ part a):…

Q: A visual binary has a parallax of 0.4 arcseconds, a maximum separation a = 6.0 arcseconds, and an…

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Q: The velocity curve for a double spectroscopic binary is shown in the sketch. The system is viewed…

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A: The angular momentum is  L = I w  The rotational kinetic energy is  K = 0.5 Iw2 where, I is the…

Q: Consider two stars on the main sequence, A and B. Star A has a mass of 6 M⊙. Star B has a mass of…

A: Given: MA=6MOMB=0.3MOwe need to findTBTA

Q: velocity curve for a double line spectroscopic binary is shown in the sketch. The system is viewed…

A: Given:- i =90o Speed of star1 is                                   Vstar1 =v1sin i Speed of star2…