5．如图所示oa为一遵守胡克定律的橡皮条其一端固定在天花板上的o点另一端与静止在动�擦因数恒定的水平地面上的�块a相连当橡皮条处在竖直 Sketch Coloring Page

5．如图所示oa为一遵守胡克定律的橡皮条其一端固定在天花板上的o点另一端与静止在动�擦因数恒定的水平地面上的�块a相连当橡皮条处在竖直 Template

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tomski5．如图所示oa为一遵守胡克定律的橡皮条其一端固定在天花板上的o点另一端与静止在动�擦因数恒定的水平地面上的�块a相连当橡皮条处在竖直 coloring

5．如图所示OA为一遵守胡克定律的橡皮条其一端固定在天花板上的O点另一端与静止在动�擦因数恒定的水平地面上的�块A相连当橡皮条处在竖直 sketch template

5．如图所示OA为一遵守胡克定律的橡皮条其一端固定在天花板上的O点另一端与静止在动�擦因数恒定的水平地面上的�块A相连当橡皮条处在竖直 sketch template

如图9所示OA为一遵循胡克定律的弹性轻绳其一端固定于天花板上的O点另一端与静止在动�擦因数恒定的水平地面上的�块A相连当绳处于竖直位置 sketch template

如图，在四边形ABCD中，对角线AC与BD交于点O，已知OA =OC，OB=OD，过点O作EF⊥ BD，分别交AB、DC于点E，F，连接DE sketch template

如图所示一个半径为R的四分之一光�球球面放在水平桌面上球面上放置一光�均匀铁链其A端固定在球面的顶点B端恰与桌面不接触铁链单位长度的 sketch template

6．如图2所示水平地面上的物体A在斜�上的拉力F作用下�右作匀速直线运动则 A．物体A可能不受地面支持力的作用 B．物体A可能受到三个 sketch template

如图所示OA为遵从胡克定律的弹性轻绳其一端固定于天花板上的0点另一端与静止在水平地面上的物块m相连当绳处于竖直位置时物块m对地面有压力 sketch template

如图甲所示，用刻度尺测量一物体的长度，物体的长度为cm；如图乙所示，图中是分度值为01s的机械秒表，其示数是s。 sketch template

百度教育 sketch template

小李在“探究物质熔化规律”实验中，所用装置如图甲所示。�在安装器材时应按照选填（“从上到下”或“从下到上”）的顺序安装器材；�从图乙可知物质在 sketch template

图（一）所示的这种拼图�们小时候可能都玩过．已知有若干片相同的拼图，且拼图依相同方�排列时可紧密拼成一行．如图（二）所示，当4片拼图紧密拼成一 sketch template

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动力学的解题方法知乎 sketch template

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如图所示OA是一条折射光线若OA与水面夹角为50°关于入射角a折射角b大小的判断正确的是 A．a＞40°b=50°B．a＞40 sketch template

如图所示OA为遵从胡克定律的弹性轻绳其一端固定于天花板上的0点另一端与静止在水平地面上的物块m相连当绳处于竖直位置时物块m对地面有压力 sketch template

如图甲所示是小明“探究电流与电压、电阻的关系”的实验电路图。选用的实验器材是：电源3V、电流表（00 6A）、出卷� sketch template

如图所示在O和O/两点放置两个等量正点电荷在OO/连线上有ABC三个点且OA=BO/=O/C一正点电荷沿路径Ⅰ从B运动到C电场力 sketch template

铰制孔用螺栓组连接的三种方案如图所示。已知L=300mm，a=60mm，试求螺栓连接的三个方案中，受力最大的螺栓所受的横�载荷Fs 知乎 sketch template

如图所示刻度尺的分度值是 所测物体的长度是 ——青夏教育精英家教�—— sketch template

第二单元相互作用与运动定律 sketch template

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如图所示的是两个从同一地点出�沿同一方�运动的物体A和B的速度图象由图可知 A．A物体先做匀速直线运动t1后处于静止状态B．B物体做的 sketch template

如图所示粗细均匀的�属环的电阻为R可绕轴O转动的�属杆OA的电阻R/4杆长为LA端与环相接触一阻值R/2为的定值电阻分别与杆的端点O sketch template

如图甲所示倾角θ=30°的光�斜面固定在水平面上自然伸长的轻质弹簧一端固定在斜面底端的挡板上一质量为m的小球从离弹簧上端一定距离的位置 sketch template

如图所示OA是一条折射光线若OA与水面夹角为50°关于入射角a折射角b大小的判断正确的是A．a&gt40°b=50°B．a&gt40°b sketch template

如图所示一线圈放置在匀强磁场中．当线圈以bc轴转动180°时穿过线圈的磁通量变化多大题目和参考答案——青夏教育精英家教�—— sketch template

如图所示一同学用双手水平对称地用力将两长方体课本夹紧且同时以加速度a竖直�上匀加速捧起．已知课本A质量为m课本B质量为2m手的作用力 sketch template

如右图所示杠杆OA处于水平平衡状态O为支点不计杠杆重在杆的中点C挂一物体GG=20N绳子对A点的拉力为F绳与水平成30°夹角若 sketch template

如图所示将质量为m的物块P用两根轻绳悬在空中其中绳OA方�固定不动绳OB在竖直平面内由水平方��上转动则在绳OB由水平方�转至竖直方� sketch template

7．如图所示用两根绳子OA和OB系住以重物绳OA的一端固定于A点手拉绳OB使OB由水平位置逐渐转�方�同时保持OA与天花板夹角θ不变 sketch template

如图所示是小明测量杠杆机械效率的实验情景1请在下表中把相关的数据填写完整 2为提高本实验中杠杆的机械效率请提一条合理的建议 sketch template

如图所示是演示动能和势能相互转化的实验装置．小球从轨道上的E点滚落下来在圆形轨道上运动了一�最后经过H点被抛出去在整个过程中小球的 sketch template

如图AB是⊙O的直径AB=4点M是OA的中点过点M的直线与⊙O交于CD两点．若∠CMA=45°则弦CD的长为$sqrt{14 sketch template

如图甲所示是某实验小组在“测量小灯泡的电阻实验中设计的电路图所用小灯泡标有“25V 字样1该实验的原理是 2该组同学连接好 sketch template

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