如图所示水平轨道bc的左端与固定的光�竖直半圆轨道相切于c点右端与一倾角为30°的光�斜面轨道在b点平�连接即物体经过b点时速度的大小不 Sketch Coloring Page

如图所示水平轨道bc的左端与固定的光�竖直半圆轨道相切于c点右端与一倾角为30°的光�斜面轨道在b点平�连接即物体经过b点时速度的大小不 Template

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sketch #1169 ENJOY IT!!!!!!!! OH NO EAT IT OR IT WILL MELT!!!!! :0

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sketch #4306 The burning watermelon!

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sketch #2477 hhhh

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sketch #5341 Rafael Nadal by Alina Danielle

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sketch #5341 Rafael Nadal by Alina Danielle

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sketch #4300 República, comunismo, libertad

anonymous

anonymous
sketch #4300 República, comunismo, libertad

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Mirnes Sinanovic
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sketch #5202 The Woman by Céline Chalois

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tomski如图所示水平轨道bc的左端与固定的光�竖直半圆轨道相切于c点右端与一倾角为30°的光�斜面轨道在b点平�连接即物体经过b点时速度的大小不 coloring

如图所示水平轨道BC的左端与固定的光�竖直四分之一圆弧轨道相切与B点右端与一倾角为θ=30°的光�斜面轨道在C点平�连接物体经过C点时速 sketch template

如图所示水平轨道BC的左端与固定的光�竖直四分之一圆弧轨道相切与B点右端与一倾角为θ=30°的光�斜面轨道在C点平�连接物体经过C点时速 sketch template

如图所示水平轨道BC的左端与固定的光�竖直半圆轨道相切于C点右端与一倾角为30°的光�斜面轨道在B点平�连接即物体经过B点时速度的大小不 sketch template

如图所示粗糙水平轨道AB与竖直平面内的光�半圆轨道BDC在B处平�连接BC分别为半圆轨道的最低点和最高点D为半圆轨道的最右端．一个质量 sketch template

如图所示竖直平面内的轨道．ABC由粗糙的水平轨道AB与光�的四分之一圆弧轨道BC组成轨道放在光�水平面上．一个质量为m的小物块从轨道A端以 sketch template

如图所示水平轨道AB与半径为R=360m的光�圆弧形轨道BC相切于B点质量为M=099kg的木块静止于B点质量为m=10g的子弹以v0 sketch template

如图7所示一个光�的弧形槽AB与水平粗糙轨道BC面相连接另一圆形光�轨道竖直放置与BC相切于C点小球在离地面高h=0．45m的A点沿弧形 sketch template

$如图所示水平轨道BC的左端$frac{1}{4}$圆轨道相切于B点右端与一倾角为30°的光�斜面轨道在C点平�连接即物体经过C点时速度 sketch template$

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水平光�的平行�属导轨左端接有电阻R匀强磁场B竖直�下分布在导轨所在的空间内质量一定的�属棒PQ垂直导轨放置．今使棒以一定的 sketch template

如图所示，竖直平面内有一半径为R的半圆形光�绝缘轨道，其底端B与光�绝缘水平轨道相切，整个系统处在竖直�上的匀强电场中，一质量为m，带正电的 sketch template

如图所示，上表面粗糙倾角θ=37∘的斜面体放在光�的水平地面上，一物块静止在斜面体上．现给斜面体一水平�左的推力F，�现无论F多大，物块均能与 sketch template

如图所示在水平光�轨道PQ上有一轻弹簧其左端固定在竖直墙上右端与一质量m=20kg的小物块接触现推动小物块将弹簧压缩后由静止释放物 sketch template

24．12分如图所示，绝缘光�轨道ABCD竖直放在与水平方�成θ＝45°的匀强电场中，其中BCD部分是半径为R的半圆环，轨道的水平部分与 sketch template

如图所示光�圆弧轨道由两个半径为R的四分之一的圆弧组成轨道底端与顶端切线水平且固定在水平木板上一质量为m的小球以初速度v0=$sqrt sketch template

如图所示AB是倾角θ为45°的直轨道CD是半径R=04m圆弧轨道它们通过一段曲面BC平�相接整个轨道处于竖直平面内且处处光�．一个 sketch template

如图所示ABC是一条由一个半圆和一段斜面组成的光�轨道半圆轨道与轨道BC在同一竖直平面内AB两点在同一竖直线上且已知半圆半径为R今 sketch template

如图所示AB是倾角θ为45°的直轨道CD是半径R=04m圆弧轨道它们通过一段曲面BC平�相接整个轨道处于竖直平面内且处处光�．一个 sketch template

如图所示倾斜轨道AC与有缺口的圆轨道BCD相切于C圆轨道半径为R两轨道在同一竖直平面内D是圆轨道的最高点缺口DB所对的圆心角为90 sketch template

如图所示水平的粗糙轨道与竖直的光�圆形轨道相连圆形轨道间不相互重叠即小球离开圆形轨道后可继续沿水平轨道运动．圆形轨道半径R=02m sketch template

如图所示，竖直平面内有一半径为R的半圆形光�绝缘轨道，其底端B与光�绝缘水平轨道相切，整个系统处在竖直�上的匀强电场中，一质量为m，带正电的 sketch template

如图所示半径为R的光�圆弧轨道固定在竖直平面内轨道的一个端点B和圆心O的连线与水平方�间的夹角θ=30°另一端点C为圆弧轨道的最低点过 sketch template

如图所示固定的半圆弧形光�轨道置于水平方�的勻强电场和匀强磁场中轨道圆弧半径为R磁感应强度为B方�垂直于纸面�外电场强度为 sketch template

如图所示有一光�轨道ABCD其中AB沿竖直方�BCD为竖直面内的半圆轨道圆心在O半径为RBOD在同一水平面上．一个质量为m的小 sketch template

如图所示两个3/4圆弧轨道固定在水平地面上半径R相同A轨道由�属凹槽制成B轨道由�属圆管制成均可视为光�轨道在两轨道右侧的正上方 sketch template

如图所示水平轨道AB与半径为R=360m的光�圆弧形轨道BC相切于B点质量为M=099kg的木块静止于B点质量为m=10g的子弹以v0 sketch template

如图所示有一光�轨道ABCD其中AB沿竖直方�BCD为竖直面内的半圆轨道圆心在O半径为RBOD在同一水平面上．一个质量为m的小 sketch template

如图所示竖直放置的光�圆轨道被固定在水平地面上半径r=04m在最低点处有一小球其半径远小于轨道半径r现给小球以水平�右的初速度 sketch template

如图所示半径为R的四分之一圆弧形光�轨道竖直放置圆弧最低点B 与长为L的水平桌面相切于B点BC离地面高为h可视为质点的质量为m的�块从 sketch template

如图所示光�水平面AB与竖直面上的半圆形固定轨道在B点衔接轨道半径为RBC为直径一可看成质点质量为m的物块在A点处压缩一轻质弹簧 sketch template

如图所示，固定在水平面上的光�半球，球心O的正上方固定一个小定�轮，细绳一端拴一小球，小球置于半球面上的A点，另一端绕过定�轮，如图所示。今 sketch template

如图所示AB轨道和一个半径为R的半圆弧相连将球从距离水平面H高处的A点无初速的释放整个过程中�擦力均可忽略求 1物体到达B点时的 sketch template

如图所示半径为R的竖直光�半圆形轨道BC与光�水平地面AB相切于B点弹簧左端固定在竖直墙壁上用一质量为m有小球紧靠弹簧并�左压缩弹簧 sketch template

如图所示一半径为R的光�半圆形轨道AB固定在水平地面上一个质量为m的小球以某一速度从半圆形轨道的最低点A冲上轨道当小球将要从轨道最高点B sketch template

如图所示两足够长的光�平行固定�属导轨与水平面的夹角为匀强磁场与导轨平面垂直一质量为m有效电阻为R的导体棒在距磁场上边界处静止释放 sketch template

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