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Two planets P1 and P2 orbit around a star S in circular orbits with speeds v1...

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Physics

Two planets P1 and P2 orbit around a star S in circular orbitswith speeds v1 = 42.6 km/s, and v2 = 56.0 km/s respectively.

(a) If the period of the first planet P1 is 780 years what isthe mass, in kg, of the star it orbits around?

(b) Determine the orbital period, in years, of P2.

Answer & Explanation Solved by verified expert
4.5 Ratings (820 Votes)
a letmass of S Mmass of P1 P2 m1 m2for part a1now    See Answer
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