Physics Help Forum gravitational force of stars

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 Nov 14th 2008, 08:14 AM #1 Junior Member   Join Date: Nov 2008 Posts: 7 gravitational force of stars A neutron star and a black hole are 3.40e+12 m from each other at a certain point in their orbit. The neutron star has a mass of 2.78×1030 kg and the black hole has a mass of 9.94×1030 kg. What is the magnitude of the gravitational attraction between the two?
Nov 21st 2008, 06:53 PM   #2
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 Originally Posted by dh214 A neutron star and a black hole are 3.40e+12 m from each other at a certain point in their orbit. The neutron star has a mass of 2.78×1030 kg and the black hole has a mass of 9.94×1030 kg. What is the magnitude of the gravitational attraction between the two?
F= GM1M2/R^2

F=6.674 × 10−11 (2.78x 1030)(9.94x1030)/(3.42+12)^2

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