Physics Unit7: Linear Momentum (id: 64d095f2f)

本题目来源于试卷: Physics Unit7: Linear Momentum，类别为 通用国际物理

[单选题]
A 4.00-kg mass sits at the origin, and :;.fqj eu 3-c oek)gtla 10.0-kg mass sits at x = + 2*g t *:xorqhf.olz f-71.0 m. Where is the center of mass on the x-axislf7.o*o* q-z :xrgfht ?

A. +7.00 m
B. +10.5 m
C. +14.0 m
D. +15.0 m


参考答案:  D


本题详细解析: 暂无

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