19．如图所示固定在竖直平面内的半径为r的光�圆环的最高点c处有一个光�的小孔一质量为m的小球套在圆环上一根细线的一端拴着这个小球细线 Sketch Coloring Page

19．如图所示固定在竖直平面内的半径为r的光�圆环的最高点c处有一个光�的小孔一质量为m的小球套在圆环上一根细线的一端拴着这个小球细线 Template

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anonymous

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anonymous

anonymous
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tomski19．如图所示固定在竖直平面内的半径为r的光�圆环的最高点c处有一个光�的小孔一质量为m的小球套在圆环上一根细线的一端拴着这个小球细线 coloring

19．如图所示固定在竖直平面内的半径为R的光�圆环的最高点C处有一个光�的小孔一质量为m的小球套在圆环上一根细线的一端拴着这个小球细线 sketch template

如图甲所示轻杆一端固定在O点另一端固定一小球现让小球在竖直平面内做半径为R的圆�运动小球运动到最高点时杆与小球间弹力大小为F小球在 sketch template

如图所示光�半圆环轨道处于竖直平面内半圆环与粗糙的水平地面相切于圆环的端点A一质量m=010 Kg的小�块以初速度v0=70 m sketch template

如图所示，竖直平面内固定一个半径为R的刚性光�绝缘圆环。在圆环的最顶端固定一个电荷量为q的小球，另一个质量为m带负电的小圆环套在大圆环上，当小 sketch template

如图所示在竖直平面内有一边界半径为R的圆形匀强磁场区域磁感应强度为B方�垂直纸面�里．一质量为m电量为q的负点电荷从圆边缘的P点沿直径 sketch template

如图所示半径R = 0．8m的光�绝缘导轨固定于竖直平面内加上某一水平方�的匀强电场时带正电的小球沿轨道内侧做圆�运动它的电量q＝1 sketch template

如图所示半径为R的光�圆环固定在竖直平面内ABCD是圆环相互垂直的两条直径CD两点与圆心O等高．一质量为m的光�小球套在圆环上一根 sketch template

题目如图所示半径为R的光�绝缘圆环固定在竖直平面内直径AC含AC下方有水平�右的匀强电场一质量为m带电量为 Q的小球从A点 sketch template

如图所示固定在竖直平面内的光�圆环的最高点有一个光�的小孔质量为m的小球套在圆环上一根细线的下端系着小球上端穿过小孔用手拉住现拉动 sketch template

百度教育 sketch template

如图所示，竖直平面内固定一半径为的光�半圆环，圆心高途 sketch template

如题2图半径为R的光�圆形轨道固定在竖直面内小球AB质量分别为mβmβ为待定系数A球从工边与圆心等高处由静止开始沿轨道下�与 sketch template

$如图所示在竖直平面内有一固定轨道其中AB是长为R的粗糙水平直轨道BCD是圆心为O半径为R的$frac{3}{4}$光�圆弧轨道两 sketch template$

高中物理知识点总结解题技巧：“轻绳”与“轻杆”模型，巧解竖直平面圆�运动知乎 sketch template

如图所示，固定在竖直平面内的光�圆环的 最高点有一个光�的小孔，质量为m的小球套在圆环上，一根细线的下端系着小球，上端穿过小孔用力F拉住，绳与 sketch template

由光�细管组成的轨道如图所示其中AB段和BC段是半径为R的四分之一圆弧轨道固定在竖直平面内．一质量为m的小球从距离水平地面高为H的管口D sketch template

$如图所示质量可忽略不计半径为R的薄圆盘可绕过圆心O的光�水平轴在竖直平面内自由转动．在圆盘边缘的A点和距圆心$frac{R}{2 sketch template$

如图4所示内壁光�的环形凹槽半径为及固定在竖直平面内一根长度为的轻杆两端分别固定有质量分别为m和2m的AB两球将两球放入凹槽内小球 sketch template

如图所示在竖直平面内有一半径为R的半圆形圆柱截面用轻质不可伸长的细绳连接的AB两球悬挂在圆柱面边缘两侧A球质量为B球质量的2倍现将 sketch template

3．如下图所示位于竖直平面内的固定光�圆环轨道与水平面相切于M点与竖直墙相切于A点竖直墙上另一点B与M的连线和水平面的夹角为600C是 sketch template

如图所示固定在竖直平面内的光�圆环的最高点有一个光�的小孔．质量为m的小球套在圆环上．一根细线的下端系着小球上端穿过小孔用手拉住．现拉动 sketch template

如图所示在xOy平面内有一个圆形区域的直径AB与x轴重合圆心O′的坐标为其半径为a该区域内无磁场．在y轴和直线x=3a之间的其他区域 sketch template

19．如图所示竖直平面内的3/4圆弧形光�轨道半径为RA端与圆心O等高AD为水平面B点在O的正上方一个小球在A点正上方由静止释放 sketch template

百度教育 sketch template

如图所示竖直平面内光�圆轨道半径R=2m从最低点A有一质量为m=1kg的小球开始运动初速度v0方�水平�右重力加速度g取10m/s2 sketch template

如图所示竖直圆筒内壁光�半径为R顶部有入口A在A的正下方h处有出口B。一质量为m的小球从入口A沿圆筒壁切线方�水平射入圆筒内要使小球 sketch template

如图所示小球在竖直放置的光�圆形管道内做圆�运动内侧壁半径为R小球半径为r则下列说法正确的是 A．小球通过最高点时的最小速度 sketch template

如图所示半径为R的光�圆环固定在竖直平面内ABCD是圆环相互垂直的两条直径CD两点与圆心O等高．一个质量为m的光�小球套在圆环上一 sketch template

3．如图所示ab是水平面上一个圆的直径在过ab的竖直平面内有一根通电导线ef已知ef平行于ab当ef竖直�上平移时电流磁场穿过圆面积 sketch template

如图所示固定的光�圆柱体半径R=1πm匀质柔软绳长度L=3m质量m=09kg搭放在圆柱体上绳子右端A刚好与圆心O等高．g sketch template

百度教育 sketch template

如图所示，半径为R的光�圆环竖直固定，轻质弹簧一端固定在圆环的最高点A，另一端与套在圆环上的小球相连．小球的质量为m，静止在B点时弹簧与竖直 sketch template

百度教育 sketch template

19．如图所示AC是半径为R的圆的一条直径该圆处于匀强电场中场强大小为E方�与圆�平面平行将一带负电的粒子Q从O点以相同的动能射出 sketch template

如图所示小球在竖直�下的力F作用下将竖直轻弹簧压缩若将力F撤去小球将�上弹起并离开弹簧直到速度为零时为止则小球在上升过程中 A sketch template

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