如图所示�轮重力和�擦均不计物体重均为100n与水平面间的�擦力都是30n作用于各绳端的拉力分别为f1f2f3．要使物体做匀速 Sketch Coloring Page

如图所示�轮重力和�擦均不计物体重均为100n与水平面间的�擦力都是30n作用于各绳端的拉力分别为f1f2f3．要使物体做匀速 Template

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sketch #5135 &#;Hypno Colorfull&#; by Lars Tunebo

anonymous

anonymous
sketch #5135 &#;Hypno Colorfull&#; by Lars Tunebo

sketch #3360

anonymous

anonymous
sketch #3360

sketch #5163

anonymous

anonymous
sketch #5163

sketch #1432

Laura Agapi Asnicar
sketch #1432

sketch #3375

anonymous

anonymous
sketch #3375

sketch #314 Butterfly

anonymous

anonymous
sketch #314 Butterfly

sketch #3378

anonymous

anonymous
sketch #3378

sketch #2431 face :D

anonymous

anonymous
sketch #2431 face :D

sketch #3372 Erza by Konstantin Kuznetsov

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anonymous
sketch #3372 Erza by Konstantin Kuznetsov

sketch #3145 Madoka by Николай Герасимов

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anonymous
sketch #3145 Madoka by Николай Герасимов

sketch #687 Buddha Peace

anonymous

anonymous
sketch #687 Buddha Peace

sketch #4855

anonymous

anonymous
sketch #4855

sketch #4012 Owl sketch

anonymous

anonymous
sketch #4012 Owl sketch

sketch #1450

anonymous

anonymous
sketch #1450

sketch #4895 Cat by Gaurav Patel

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anonymous
sketch #4895 Cat by Gaurav Patel

sketch #4901 Adventure Time by Louisette Alain

anonymous

anonymous
sketch #4901 Adventure Time by Louisette Alain

sketch #3063

anonymous

anonymous
sketch #3063

sketch #3264 Lisa by Shaban Khan

anonymous

anonymous
sketch #3264 Lisa by Shaban Khan

sketch #2965 Flapjack by Farzin Hedayatzadeh

anonymous

anonymous
sketch #2965 Flapjack by Farzin Hedayatzadeh

sketch #4269 dragón

Ainhoa White
sketch #4269 dragón

sketch #5176

anonymous

anonymous
sketch #5176

sketch #249 Rocket

Lucy Barnard
sketch #249 Rocket

sketch #5220

anonymous

anonymous
sketch #5220

sketch #4306 The burning watermelon!

anonymous

anonymous
sketch #4306 The burning watermelon!

sketch #1226 the man

anonymous

anonymous
sketch #1226 the man

sketch #5171

anonymous

anonymous
sketch #5171

sketch #2788 Yuno Gasai from Mirai Nikki by Cristina Love

Cristina Love
sketch #2788 Yuno Gasai from Mirai Nikki by Cristina Love

sketch #1079

anonymous

anonymous
sketch #1079

sketch #5235

anonymous

anonymous
sketch #5235

sketch #5283

anonymous

anonymous
sketch #5283

tomski如图所示�轮重力和�擦均不计物体重均为100n与水平面间的�擦力都是30n作用于各绳端的拉力分别为f1f2f3．要使物体做匀速 coloring

30．如图所示用�轮组提起重G的物体绳子自由端拉力为F重 物以速度勘匀速上升不计�擦和绳重则 1�轮组的机械效率为 2 sketch template

一轮复习：动态平衡问题解题技巧知乎 sketch template

如图所示四个�轮组如果�轮的重力和一切�擦及丙组的板重不计重物G的重力为600N．要将重物匀速提起四种情况下拉力F分别为F甲= F乙 sketch template

用四个�轮和两根相同的绳子组成如图所示的甲、乙两个�轮组用它们匀速提起货物在绳自由端施加竖直的拉力分别为F甲和F乙物重分别为G甲和G乙 sketch template

一轮复习：阿特伍德机类型知乎 sketch template

一轮复习：阿特伍德机类型知乎 sketch template

如图所示�轮重力和�擦均不计物体重均为100N与水平面间的�擦力都是30N作用于各绳端的拉力分别为F1F2F3．要使物体做匀速 sketch template

如图所示�轮是 �轮�轮绳重不计�轮与绳子间的�擦不计若物体M重为200牛当物体沿水平方�匀速移动时受到120牛的�擦力则拉力 sketch template

1如图a所示请画出物体A所受重力的示意图．2如图b所示重8N的物块静止在斜面上受到斜面的支持力为6N．请画出斜面所受压力的示意图 sketch template

一轮复习：阿特伍德机类型知乎 sketch template

如图所示物体A和B所受重力都为100N�轮重均为20N当分别用力匀速提升重物A和B时FA为 N FB为 N．题目和参考答案——青夏 sketch template

两个�轮完全相同其重力均为20N 分别用图所示的两种方式将重400N的物体以相同的速度匀速提升了10m不计�擦和绳重则下列判断正确的 sketch template

如图所示�轮可以看作是等臂杠杆若物体所受重力均为20牛且处于静止状态不计�擦和�轮重力力F2的大小为 牛物体上升时它的重力势能 sketch template

在生产生活中人们会用到轮轴轮轴由具有公共转轴的轮子和轴构成．1辘轳就是轮轴的一种它的侧面图如图甲所示辘轳也可以看成是杠杆的变形 sketch template

一轮复习：动态平衡问题解题技巧知乎 sketch template

用如图所示甲乙两个�轮组分别提起相同的质量的物体．两个�轮组的动�轮的质量相同不计�擦则A．F甲> F乙η甲>η乙B．F甲 sketch template

如图所示物体A和B所受重力都为100牛不考��轮重力及绳与�轮的�擦当用力分别匀速提起物体A和B时力FA为5050牛若物体B在10秒 sketch template

某人用如图15所示的�轮组吊起一个重1000N的物体�轮组的机械效率为80%他在5s内使绳子自由端移动8m求 1物体上升的高度和 sketch template

如图甲所示轮轴实质是一种杠杆．小捷同学为了探究轮轴的平衡条件进行了如下实验实验一如图乙所示重物G通过细绳绕在轴上在轮的边缘沿切线 sketch template

一轮复习：动态平衡问题解题技巧知乎 sketch template

如图所示用同一�轮按甲乙两种方式匀速提升同一物体物体重100N�轮重25N绳重和�擦不计．图甲中F甲=100N图乙装置的机械效率η sketch template

如图所示用�轮组提起一个密度为25×103kg/m3体积为004m3的石块作用在绳子自由端的拉力F为400N石块在20s内匀速上升 sketch template

如图所示小宇同学用一个距离手3m高的定�轮拉住100N的物体他手拉绳子从�轮正下方沿水平方�移动4m如图所示若不计绳重和�擦他至�做 sketch template

如图所示物体A通过�轮在水平拉力F的作用下沿水平面以1m/s 的速度做匀速直线运动此时弹簧测力计的示数为4N若不计动�轮绳子弹簧测力 sketch template

如图所示已知物重为G�轮重和�擦均不计则拉力和重力的关系为图a中F1=G图b中F2=2G．题目和参考答案——青夏教育精英家教�—— sketch template

小明利用如图所示的�轮组将重为900N的物体从一楼匀速提升到六楼所用的拉力为360N绳子自由端移动的速度为03m/s．求1小明所用 sketch template

如图所示是自行车传动装置示意图A轮半径是B轮半径的一半．白行车在行驶过程中链条与轮之间不打�ab分别是A轮B轮边缘上的点则ab sketch template

如图所示两物体AB通过跨过定�轮的轻绳相连物体B静止于水平地面上不计�轮处的�擦力则下列说法中正确的是 A．绳对B的拉力大小等于 sketch template

如图所示拉B物的轻绳与竖直方�成60°角O为一定�轮物体A与B间用跨过定�轮的细绳相连且均保持静止已知物体B的重力为100N物体A的 sketch template

用如图所示的�轮组匀速提升浸没在水中的物体，已知G=3900N。圆柱形容器底面积S=06m²，物体浸没在水中时水面高度为100cm，当物体 sketch template

如图所示两个�属轮A1A2可绕通过各自中心并与轮面垂直的固定的光��属轴O1和O2转动O1和O2相互平行水平放置每个�属轮由四根 sketch template

如图所示轮O1O3固定在同一轮轴上轮O1O2用皮带连接且不打�在O1O2O3三个轮的边缘各取一点ABC已知三个轮的半径比 sketch template

如图所示．用力的示意图画出木箱受到的支持力．——青夏教育精英家教�—— sketch template

如图所示在不计�轮�擦和绳子质量的条件下当小车匀速�左运动时物体M的受力和运动情况是 A．绳的拉力等于M的重力B．绳的拉力大于M的 sketch template

如图所示两个�属轮A1A2可绕通过各自中心并与轮面垂直的固定的光��属轴O1和O2转动O1和O2相互平行水平放置每个�属轮由四根 sketch template

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