如图所示，足够长的杠杆上放着质量不相等(m1＞m2)的两个球，杠杆在水平位置平衡，若两球以相同速度同时向远离支点的方向运动相等的时间，则杠杆 ( )_刷题宝

题干

如图所示，足够长的杠杆上放着质量不相等(m₁＞m₂)的两个球，杠杆在水平位置平衡，若两球以相同速度同时向远离支点的方向运动相等的时间，则杠杆 ( )

A：仍平衡

B：大球那端下沉

C：小球那端下沉

D：无法确定

上一题下一题 0.0难度选择题更新时间:2016-09-13 01:58:59

答案(点此获取答案解析）

B

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