Physics Unit5: Circular Motion & Gravitation (id: 72933e3b3)

本题目来源于试卷: Physics Unit5: Circular Motion & Gravitation，类别为 通用国际物理

[单选题]
Two planets have the same/,y:gich0/r r: u(emm b ww*vd q sz/d1e2bv +ysurface gravity, but planet B has twice the radius of planet A. If plan e zq/b2y+vd1set A has mass m, what is the mass of planet B?

A. $0.707 \; m$
B. $m$
C. $1.414 \; m$
D. $4 \; m$


参考答案:  D


本题详细解析: 暂无

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