如图所示b物体重20na为动�轮绳子一端固定在地上当�轮a在力f的作用下以05ms的速度匀速上升则物体b的速度是 A．0 Sketch Coloring Page

如图所示b物体重20na为动�轮绳子一端固定在地上当�轮a在力f的作用下以05ms的速度匀速上升则物体b的速度是 A．0 Template

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More Sketches

Take a peek at some of the sketches created by our users, are you a sketchite?

sketch #120 a pretty flower

Carly Kelly
sketch #120 a pretty flower

sketch #673 Peachy mouse

Rachel Roe
sketch #673 Peachy mouse

sketch #5190 That Night by Nînâ Yämâhä

anonymous

anonymous
sketch #5190 That Night by Nînâ Yämâhä

sketch #5371 Senorita by Adrian Matosek

anonymous

anonymous
sketch #5371 Senorita by Adrian Matosek

sketch #2772 Merry Christmas from Victor Montecinos Jose Rondon

Jose Rondon
sketch #2772 Merry Christmas from Victor Montecinos Jose Rondon

sketch #3589 Cheshire Cat by Helen Besley

anonymous

anonymous
sketch #3589 Cheshire Cat by Helen Besley

sketch #4436 Bob Marley by Luiza Irma

anonymous

anonymous
sketch #4436 Bob Marley by Luiza Irma

sketch #5227

anonymous

anonymous
sketch #5227

sketch #878

Laura Agapi Asnicar
sketch #878

sketch #4971 Rhianna by Isaiah Fantisy Godlike

anonymous

anonymous
sketch #4971 Rhianna by Isaiah Fantisy Godlike

sketch #3488 cats

anonymous

anonymous
sketch #3488 cats

sketch #5316

anonymous

anonymous
sketch #5316

sketch #4012 Owl sketch

anonymous

anonymous
sketch #4012 Owl sketch

sketch #3779 RIP Hugo Chavez Joey Hyuuga

anonymous

anonymous
sketch #3779 RIP Hugo Chavez Joey Hyuuga

sketch #5198 Sakura Claudio Pose Jester Genso

anonymous

anonymous
sketch #5198 Sakura Claudio Pose Jester Genso

sketch #1964 愛鼠繪

愛君
sketch #1964 愛鼠繪

sketch #5204

anonymous

anonymous
sketch #5204

sketch #3749 Girl Ari Rainbow

anonymous

anonymous
sketch #3749 Girl Ari Rainbow

sketch #5178 Mewtwo and Transformation by Riley Hart

anonymous

anonymous
sketch #5178 Mewtwo and Transformation by Riley Hart

sketch #4232 Tobirama by Kadi Kader

anonymous

anonymous
sketch #4232 Tobirama by Kadi Kader

sketch #2058

Raisa Mahmud
sketch #2058

sketch #4867 Johnny Depp Ronin Ronin

anonymous

anonymous
sketch #4867 Johnny Depp Ronin Ronin

sketch #5048

anonymous

anonymous
sketch #5048

sketch #3532 Angel by Geneval Mendes

anonymous

anonymous
sketch #3532 Angel by Geneval Mendes

sketch #5286 Adventure Time by Manu Kp

anonymous

anonymous
sketch #5286 Adventure Time by Manu Kp

sketch #270

anonymous

anonymous
sketch #270

sketch #1670

Saifa Mahmud
sketch #1670

sketch #5064

anonymous

anonymous
sketch #5064

sketch #5270 Fresh prince by Fatér Szilvia

anonymous

anonymous
sketch #5270 Fresh prince by Fatér Szilvia

sketch #1131 nərgiz

anonymous

anonymous
sketch #1131 nərgiz

tomski如图所示b物体重20na为动�轮绳子一端固定在地上当�轮a在力f的作用下以05ms的速度匀速上升则物体b的速度是 a．0 coloring

如图所示B物体重20NA为动�轮绳子一端固定在地上当�轮A在力F的作用下以05m/s的速度匀速上升则物体B的速度是 A．0 sketch template

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

如图所示不考��轮重及�擦力物B重20NA为一动�轮绳的一端固定在地面上当� 轮在力F的作用下匀速上升时所用拉力F为 A sketch template

如图所示物体重5N一人用20N的力将它压在竖直墙上物体处于静止状态．这时物体受到的�擦力大小是 ．当压力变为16N时恰好沿竖直墙面匀速 sketch template

如图所示装置中物体甲重20N乙重10N甲乙之间用一根轻绳通过定�轮相连沿着水平方�的拉力F的大小为5N时物体甲恰能在光�的水平桌面 sketch template

如图所示物体AB的重分别为20N10N�轮和绳子的重忽略不计此时物体A在水平面上�右作匀速直线运动若用力F�左拉物体A使物体A sketch template

如图所示的装置中甲物体重6N乙物体重9N甲乙两物体均保持静止状态不计弹簧测力计自重和�轮与轴的�擦则弹簧测力计的示数是 N地面对 sketch template

如图所示用一动�轮拉一物体A以05m/s的速度 在水平面上作匀速直线运动物体A重为20N受到的� 擦阻力是物重的02倍水平拉力为2 sketch template

一轮复习：阿特伍德机类型知乎 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

如图所示把重为20N的物体匀速�上提起弹簧测力计的示数为12N若不计绳重及�擦则拉力及动�轮重力的大小分别是 A．10N 8NB sketch template

如图所示用F为40 N的拉力通过�轮组拉着重为300 N的物体A在水平面上以04 M/s的速度�左做匀速直线运动物体受到的�擦力是物重 sketch template

如图所示物体重600N要使人拉住绳子的一端使物体静止若不计�轮的重力和�擦则人的拉力为 题目和参考答案——青夏教育精英家教�—— sketch template

如图所示把重20N的物体以v=03m/s的速度匀速�上提起弹簧测力计的示数为12N若不计绳重及磨擦则绳端移动的速度及动�轮重力的大小 sketch template

一轮复习：阿特伍德机类型知乎 sketch template

如图所示甲物体重6N乙物体重10N弹簧测力计重力及�擦均不计．则当甲乙两物体静止时弹簧测力计的读数为66N地面对乙物体的支持力是 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

6．如图所示物体重为80N�轮重力和�擦均不计．要将它匀速提起那么绳子的拉力F＝ N钩子A受到的拉力FA＝ N钩子B受到的拉力FB sketch template

如图所示物重10 N不计绳重和�擦手拉弹簧测力计在A位置时示数为 N 手拉弹簧测力计在ABC三个不同位置时拉力FAFBFC的 sketch template

如图所示物体重180 N动�轮重20 N绳子重和�擦不计在拉力F的作用下物体正以01 M/s的速度匀速上身求 1拉力F的 sketch template

如图甲所示的�轮组每个�轮等重．不计绳重和�擦物体重G1从200N开始逐渐增加直到绳子被拉断．每次均匀速拉动绳子将物体提升同样的高度．图 sketch template

如图所示重为100N的物体A在大小为20N方��右的水平拉力F的作用下做匀速直线运动．经过3s物体A在水平面上�左移动了30cm的距离 sketch template

有一根绳子通过如图甲所示的�轮组能够提起的最重物体是A物体再重绳子将断裂．求1将A匀速提高2m做的有用功为740J则物重GA sketch template

如图所示在拉力F的作用下重80N的物块A正以02m/s的速度在水平面上做匀速直线运动此时弹簧测力计的读数为20N该装置的机械效率为 sketch template

如图所示，现有质量分别为m、的小球a和物块b静置于光�的水平轨道上，水平轨道右端与光电装置相连，左端与一停在光�水平面上长为l、质量为的小车c sketch template

如图所示体重为550N的人站在水平地面上拉绳子使重物以1m/s的速度匀速上升已知�轮重力为50N被提升重物的重力为300N．不计绳重 sketch template

如图甲所示两个重为20N的相同物块AB叠放在一起在水平拉力F1的作用下在水平地面上一起做匀速直线运动此时A受到地面的�擦阻力为10N 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

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03m/s．求1小明所用 sketch template

如图所示A物体重40NB物体重12N．A物体在绳子水平拉力作用下沿水平桌面�右做匀速直线运动它受到桌面的�擦力为12N．如果要使A物体 sketch template

如图所示不计绳重和�擦拉力F是125N在10s内将重物匀速提升2m此时�轮组的机械效率是80%则下列说法正确的是 A．动�轮重 sketch template

如图所示体重为510N的人用�轮组拉重500N的物体A沿水平方�以002m/s的速度匀速运动．运动中物体A受到地面的�擦阻力为200N sketch template

如图所示ABC三个物块重力均为100N小球P的重力为20N作用在物块B上的水平�左的拉力F=30N整个系统静止与物块C相连的轻绳 sketch template

如图所示物块A的重力GA=20N物块B的重力GB=10N水平推力F作用在A上A与竖直墙面接触A和B均静止则墙面受到的�擦力 A 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

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