Question
2. Mars has a mass of about 6.4 x 1023 kg, and its moon Phobos has a mass of about 9.6 x 1015 kg.
2. Mars has a mass of about 6.4 x 1023 kg, and its moon Phobos has a mass of about 9.6 x 1015 kg. If the magnitude of the gravitational force between the two bodies is 4.6 x 1015 N, how far apart are Mars and Phobos? 3. Find the value of g and weight of 80-kg person 3000 km above the surface of Earth. 4. Find the value of g and weight of 80-kg person on the surface of Mars. 5. What is the value of a height above Earth's surface where free-fall acceleration equals 6.5 m/s?
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Physics
Authors: Alan Giambattista, Betty Richardson, Robert Richardson
2nd edition
77339681, 978-0077339685
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