将一长为2m不计质量的平板中点支在水平面上的一个不高的支点上在平板上放有两个小球如图所示．已知m甲=3kg位于板的中点m乙=2kg Sketch Coloring Page

将一长为2m不计质量的平板中点支在水平面上的一个不高的支点上在平板上放有两个小球如图所示．已知m甲=3kg位于板的中点m乙=2kg Template

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More Sketches

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sketch #4659 Ozzy Osbourne by Piter Olimpo

anonymous

anonymous
sketch #4659 Ozzy Osbourne by Piter Olimpo

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anonymous

anonymous
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anonymous

anonymous
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anonymous

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sketch #3589 Cheshire Cat by Helen Besley

anonymous

anonymous
sketch #3589 Cheshire Cat by Helen Besley

sketch #4916

anonymous

anonymous
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sketch #3298

Hank Henry Armstrong
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sketch #5325

anonymous

anonymous
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sketch #1972 Boogaloo @Memphis

anonymous

anonymous
sketch #1972 Boogaloo @Memphis

sketch #5113 Growlithe and Arcanine by Kervinzitho del Piero

anonymous

anonymous
sketch #5113 Growlithe and Arcanine by Kervinzitho del Piero

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sketch #5138 Monster by Leonie Cooper

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anonymous
sketch #5138 Monster by Leonie Cooper

sketch #3247 Thor by Juvenilia Alexandrino

anonymous

anonymous
sketch #3247 Thor by Juvenilia Alexandrino

sketch #2836 Angry smurf maradona by BaGaz Anggara

BaGaz Anggara
sketch #2836 Angry smurf maradona by BaGaz Anggara

sketch #4874 Milla Jovovich by Kimmy Kitty Perry Priemus

anonymous

anonymous
sketch #4874 Milla Jovovich by Kimmy Kitty Perry Priemus

sketch #4446 EDDIE by يآآسر محمد

anonymous

anonymous
sketch #4446 EDDIE by يآآسر محمد

sketch #3217

anonymous

anonymous
sketch #3217

sketch #2250 lelouch

anonymous

anonymous
sketch #2250 lelouch

sketch #2573 homer simpson

anonymous

anonymous
sketch #2573 homer simpson

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anonymous

anonymous
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sketch #3039 Anonymous by Gootee Jaroonsit

anonymous

anonymous
sketch #3039 Anonymous by Gootee Jaroonsit

sketch #4646 Panda by Raimundo Santos

anonymous

anonymous
sketch #4646 Panda by Raimundo Santos

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anonymous

anonymous
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sketch #4279 Winnie the Pooh by Douglas Dalmora

anonymous

anonymous
sketch #4279 Winnie the Pooh by Douglas Dalmora

sketch #2828 One Direction Szabó Zoltán

Szabó Zoltán
sketch #2828 One Direction Szabó Zoltán

sketch #4301

Ainhoa White
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tomski将一长为2m不计质量的平板中点支在水平面上的一个不高的支点上在平板上放有两个小球如图所示．已知m甲=3kg位于板的中点m乙=2kg coloring

如图所示小球A的质量为2m小球B和C的质量均为mBC两球到结点P的轻绳长度相等�轮�擦不计．当BC两球以某角速度ω做圆锥�运动时 sketch template

14．在一根长为L的不计质量的细杆中点和末端各连一质量为m的小球B和C如图所示杆可以竖直平面内绕固定点A转动将杆拉到某位置放开末端C球 sketch template

趣�杂谈36：和三角形有关的重心（质心）知乎 sketch template

如图所示将质量为2m的重物悬挂在轻绳的一端轻绳的另一端系一质量为m的环环套在竖直固定的光�直杆上光�定�轮与直杆的距离为d．杆上的A点 sketch template

百度教育 sketch template

在光�的水平面上一质量为m速度大小为υ的A球与质量为2m静止的B球碰撞后A球的速度方�与碰撞前相反．求碰撞后B球速度的最小值．题目和 sketch template

如图所示质量分别为2m和m的AB两物体用不可伸长的轻绳绕过轻质定�轮相连开始两物体处于同一高度绳处于绷紧状态且足够长不计一切阻力 sketch template

14．在一根长为L的不计质量的细杆中点和末端各连一质量为m的小球B和C如图所示杆可以竖直平面内绕固定点A转动将杆拉到某位置放开末端C球 sketch template

题目调好的天平放在水平桌面上物块AB的体积相同但密度不同一底面积为的烧杯中装入适量的水水的密度为测得烧杯和水的总质量为紧接着将 sketch template

10．用相同的定�轮和动�轮组成甲乙两个�轮组如图8所示用它们来提升同一重物甲�轮组将重物举高1m乙�轮组将重物举高2m在不计绳 sketch template

如图所示在同一竖直平面上质量为2m的小球A静止在光�斜面的底部斜面高度为H=2L小球受弹簧的弹性力作用后沿斜面�上运动离开斜面后 sketch template

如图6质量为2m的物块A与水平地面的�擦可忽略不计质量为m的物块B与地面的�擦系数为μ在已知水平推力F的作用下AB作加速运动A对B sketch template

利用如图所示的装置探究“杠杆的平衡条件”，所用的器材有：杠杆、支架、弹簧测力计、刻度尺、细线和质量相同的钩码若干个。（1）如图甲所示，实验前 sketch template

42．在探究“物体所受的重力跟它的质量关系 的实验中按照图8甲所示把钩码逐个挂在弹簧测力计上分别读出钩码的质量和弹簧测力计相应的示数并 sketch template

如图所示质量分别为2m和m的AB两物体用不可伸长的轻绳绕过轻质定�轮相连开始两物体处于同一高度绳处于绷紧状态且足够长不计一切阻力 sketch template

小明在探究利用杠杆做功的实践活动中，杠杆一端固定，中点处挂有一重力G为20N的重物，现用手竖直提起杠杆的另一端，使物体缓慢匀速提升�擦忽略 sketch template

6．如图所示在弹簧的下端悬挂一质量为m的小球A当将小球从弹簧原长位置由静止释放小球能够下降的最大高度为h若将小球换为质量2m的小球B sketch template

题目用轻杆通过铰链相连的小球ABCDE处于竖直平面上各段轻杆等长其中小球AB的质量均为2m小球CDE的质量均为m现将 sketch template

图示承受集中力的细长简支梁，在弯矩最大截面上沿加载方�开一小简答题试题答案 sketch template

如图所示将质量m=2kg的一个小钢球从离地面H=2m高处由静止开始释放落人泥潭并陷入泥中h=5cm深处不计空气阻力g取10m/s2 sketch template

如图所示一长为L的轻质细杆可绕其一端O点的竖直平面内自由转动在杆的中点和另一端分别固定两个质量均为m的可看作质点的AB小球．重力加速度为 sketch template

24．如图7所示物体挂在弹簧测力计下用力的示意图表示出物体所受拉力的三要素——青夏教育精英家教�—— sketch template

如图甲所示小明在探究“杠杆的平衡条件实验中所用的实验器材有杠杆支架弹簧测力计刻度尺细线和质量相同的钩码若干个．1实验前将 sketch template

如图所示质量分别为Mm物体AB用细绳连接后跨过�轮A静止在倾角为30°的斜面上已知M=2m不计�轮�擦．现将斜面倾角由30°增大到 sketch template

一种角度可调的平板支架的制作方法 sketch template

具有高密闭性防水结构的平板电�的制作方法 sketch template

甲乙两同学在学校组织的登山比赛中都从山底登上山顶结果甲获得冠军乙获得亚军若甲乙所做的功分别为W1W2甲乙登山的功率分别为P1 sketch template

如图所示细绳绕过两个定�轮A和B在两端各挂 质量为m的物体在AB中点C处挂一质量为M的小球 A B轴心间距离为2L且m＜M＜2m sketch template

高处作业吊篮安装过程有哪些注意事项？知乎 sketch template

如图11所示C是放在光�的水平面上的一块木板木板的质量为3m在木板的上面有两块质量均为m的小木块A和B它们与木板间的动�擦因数均为μ 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等边三角形ABC其顶点处都通有相同电流的三根长直导线垂直线面放置电流方�如图则三角形ABC的中心的磁感应强度为 每根导线在O处产生 sketch template

如图所示甲乙两个小孩各乘一辆冰车在水平冰面上游戏甲和他的冰车总质量共为M=30kg乙和他的冰车总质量也是30kg游戏时甲推着一个质量 sketch template

如图所示足够长的斜面倾角α=37°一质量为M长L=1m的长木板A如果在斜面上将其由静止释放木板将匀加速下�加速度大小a=2m/s2 sketch template

如图所示一足够长的矩形区域abcd内充满方�垂直纸面�里的磁感应强度为B的匀强磁场在ad边中点O方�垂直磁场�里射入一速度方�跟ad边 sketch template

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