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Gaokao Physics Practice Question

2023年5月,世界现役运输能力最大的货运飞船天舟六号,携带约5800kg的物资进入距离地面约400km(小于地球同步卫星与地面的距离)的轨道,顺利对接中国空间站后近似做匀速圆周运动。对接后,这批物资( )

  1. A.质量比静止在地面上时小
  2. B.所受合力比静止在地面上时小
  3. C.所受地球引力比静止在地面上时大
  4. D.做圆周运动的角速度大小比地球自转角速度大

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