What would be the mass of a 60-kg astronaut on a planet with the same density as Earth and having twice Earth's radius? a.240 kg  b. 120 kg  c. 60 kg

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Chapter6: Uniform Circular Motion And Gravitation
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Problem 33PE: (a) Calculate Earth's mass given the acceleration due to gravity at the North Pole is 9.830 m/s2 and...
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What would be the mass of a 60-kg astronaut on a planet with the same density as Earth and having twice Earth's radius?

a.240 kg  b. 120 kg  c. 60 kg                                   d. 30 kg

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