送交者: cornbug 于 2005-5-04, 18:28:47:

回答: by Newton's third law, 由 steven 于 2005-5-04, 18:21:54:

The two forces acting on a satellite, the centrifegal and microgravity, should be equal to each other so that the satellite won't fly away or fall into earth. Right?

• no, only centripetal force acts on satellites. - steven (795 bytes) 2005-5-04, 19:16:18
  • It gets interesting. I appreciate your insights. - cornbug (670 bytes) 2005-5-04, 19:43:57
    • e = 1 means a paraboliic trajectory, theorectically, - steven (205 bytes) 2005-5-04, 19:50:38
      • Thank you again. Can I ask you something about gyroscope? - cornbug (39 bytes) 2005-5-04, 19:55:45
        • sorry, too busy for now. later. - steven (0 bytes) 2005-5-04, 19:56:39

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