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Home Q & A Board Science-Related Homework Help Physics
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tankster tankster
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7 years ago
Asteroid Ida was photographed by the Galileo spacecraft in 1993, and the photograph revealed that the asteroid has a moon, which has been named Dactyl. From the dimensions of Ida and its general features, one can estimate the mass of Ida to be 4.5 × 1016 kg, and the distance between Dactyl and Ida is approximately 90 km. Assuming a circular orbit, what would be the orbital speed of Dactyl? G = 6.67 x 10-11 N•m2/kg2.
A) 5.8 m/s
B) 11 m/s
C) 2.3 m/s
D) 2.9 m/s
E) 30 m/s
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Physics

Physics


Edition: 4th
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longhairlonghair
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tankster Author
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7 years ago
Helped a lot
jasonbourne
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Yesterday
I appreciate what you did here, answered it right Smiling Face with Open Mouth
big_larry_samp
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2 hours ago
this is exactly what I needed
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