本题目来源于试卷: Fields D.1 Gravitational Fields & Potential ,类别为 IB物理学
[单选题]
Two planets X and Y hrp )e:hs/h zeq +ic*7eave the same density howe( cl4ziv/y p+xver the radius of planet X is larger than that of Y. Two satellites with equal masses A and B orbit X and +vx4p z(/ilcy Y respectively with the same orbital radius. Which of the following quantities is smaller for satellite A?
A. The orbital speed
B. The orbital period
C. The centripetal force
D. The centripetal acceleration
参考答案: B
本题详细解析:

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