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姓名 : 邓振平
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姓名 : 邓振平. 学科 :物 理. 天津市九十六中学. 课程名称:生活中的圆周运动. 版 本: 人教版必修 2. 年 级: 高中一年级. 走进生活. 圆周运动的分类. 竖直面内的圆周运动. 水平面内的圆周运动. 水平面内的圆周运动. F 向 =mv 2 /r. μmg=mrω 2. mgtanθ=m. 返回. 竖直面内的圆周运动. 思考. L. 当水流星过最高点速度最小时,重力提供向心力∵ mg=mv 2 /L ∴υ n =. 受力分析:. ( V 减小 , N 减小).
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姓名 : 邓振平
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