如图甲所示，一个�轮组竖直固定在天花板上，已知每个�轮均重20n，�轮组下端挂有重为g的物体a，用力f通过�轮组绳的末端竖直�上匀速提升重物a Sketch Coloring Page

如图甲所示，一个�轮组竖直固定在天花板上，已知每个�轮均重20n，�轮组下端挂有重为g的物体a，用力f通过�轮组绳的末端竖直�上匀速提升重物a Template

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More Sketches

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

sketch #779 Gol D Roger

Benjo Arellano
sketch #779 Gol D Roger

sketch #3425 &#;Tonari no Kaibutsu-kun&#; by Betty Marie Melzer

anonymous

anonymous
sketch #3425 &#;Tonari no Kaibutsu-kun&#; by Betty Marie Melzer

sketch #4905 The Little Prince by Gaurav Patel

anonymous

anonymous
sketch #4905 The Little Prince by Gaurav Patel

sketch #2283 Head in a shoe

anonymous

anonymous
sketch #2283 Head in a shoe

sketch #5311

anonymous

anonymous
sketch #5311

sketch #4520

anonymous

anonymous
sketch #4520

sketch #2784

John Davis
sketch #2784

sketch #5165 Marceline by Marvin Chrome

anonymous

anonymous
sketch #5165 Marceline by Marvin Chrome

sketch #978

anonymous

anonymous
sketch #978

sketch #4012 Owl sketch

anonymous

anonymous
sketch #4012 Owl sketch

sketch #1470

Laura Agapi Asnicar
sketch #1470

sketch #5278 Cosmos by Jenna Khoùlix�

anonymous

anonymous
sketch #5278 Cosmos by Jenna Khoùlix�

sketch #1289 peace within

anonymous

anonymous
sketch #1289 peace within

sketch #4990

anonymous

anonymous
sketch #4990

sketch #2810 Lennon by El Harouati Nassera

El Harouati Nassera
sketch #2810 Lennon by El Harouati Nassera

sketch #20960 Kaneki Ken Tokyo Ghoul by Deepak Kaushik

anonymous

anonymous
sketch #20960 Kaneki Ken Tokyo Ghoul by Deepak Kaushik

sketch #4091 Irie

anonymous

anonymous
sketch #4091 Irie

sketch #3779 RIP Hugo Chavez Joey Hyuuga

anonymous

anonymous
sketch #3779 RIP Hugo Chavez Joey Hyuuga

sketch #2895 Hulk by Dmitry Cherepanin

anonymous

anonymous
sketch #2895 Hulk by Dmitry Cherepanin

sketch #3254 derp

anonymous

anonymous
sketch #3254 derp

sketch #5190 That Night by Nînâ Yämâhä

anonymous

anonymous
sketch #5190 That Night by Nînâ Yämâhä

sketch #4264 oh yeah

anonymous

anonymous
sketch #4264 oh yeah

sketch #3631

anonymous

anonymous
sketch #3631

sketch #5231

anonymous

anonymous
sketch #5231

sketch #4901 Adventure Time by Louisette Alain

anonymous

anonymous
sketch #4901 Adventure Time by Louisette Alain

sketch #5168

anonymous

anonymous
sketch #5168

sketch #120 a pretty flower

Carly Kelly
sketch #120 a pretty flower

sketch #3127 Hulk George Lucaz

anonymous

anonymous
sketch #3127 Hulk George Lucaz

sketch #3447 Hidan (Akatsuki) by ßeyza Karaca

anonymous

anonymous
sketch #3447 Hidan (Akatsuki) by ßeyza Karaca

sketch #5128 Italo Italo Abreu Jack Supple

anonymous

anonymous
sketch #5128 Italo Italo Abreu Jack Supple

tomski如图甲所示，一个�轮组竖直固定在天花板上，已知每个�轮均重20n，�轮组下端挂有重为g的物体a，用力f通过�轮组绳的末端竖直�上匀速提升重物a 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

如图甲所示，一个�轮组竖直固定在天花板上，已知每个�轮均重20N，�轮组下端挂有重为G的物体A，用力F通过�轮组绳的末端竖直�上匀速提升重物A 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

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

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

小军同学用如图甲所示�轮组在绳子自由端用25N的力将100N重物匀速提高1m若不计绳重及一切�擦以下说法正确的是 A．这个�轮组的机械 sketch template

12．用如右图所示�轮组甲和乙提起同样重的物体时甲�轮组的机械效率为η甲乙�轮组的机械效率为η乙则可判定η甲 η乙．如果用乙�轮组第一次 sketch template

题目如图所示分别用甲乙两个�轮组在相等时间内将质量相等的重物匀速提升相同的高度绳和轮之间的�擦均不计下列说法正确的是 A．甲 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

质量为60kg的工人用如图甲所示的�轮组运送货物上楼，�轮组的机械效率随货物重力变化的图象如图乙，机械中�擦力及绳重忽略不计，（g＝10N sketch template

1如图所示物体A静止在水平地面在图中画出它所受的力的示意图．2用如图所示的�轮组提升重物若拉力F将绳子的自由端移动1m时重物 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甲乙两个�轮组通过细绳悬挂在天花板上用�轮组匀速提升重为600N的物体时悬挂甲乙两�轮组的细绳所受的拉力分别为F甲F乙 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

百度教育 sketch template

如图所示一个大轮通过皮带拉着一个小轮转动假设皮带和两轮之间没有打�而且R1=2R2C为R1的中点那么1VAVB=1111 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

用如图所示的�轮组在20 S内将重600 N的物体从地面竖直提高4 M，所用的拉力是250 N，在这个过程中，求： 1有用功是多�？ 2 sketch template

如图甲所示杠杆AB能绕固定点O在竖直平面内转动水平地面上的配重乙通过细绳竖直拉着杠杆B端．已知AOOB=25配重乙与地面的接触面积为 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

如图甲所示在水面上方匀速提升密度为3×103kg/m3的物体时绳端所用的拉力为300N�轮组的机械效率为60%．如果将物体全部浸没在水中 sketch template

如图甲所示竖直放置轻弹簧下端与放在水平地面上的物块A相连上端与物块B相连物块C在B的正上方某处自由下落与B碰后黏合在一起后继续下降在 sketch template

如图甲所示在水平地面上固定一竖直轻弹簧弹簧上端与一个质量为01kg的木块A相连质量也为01kg的木块B叠放在A上AB都静止．在B sketch template

百度教育 sketch template

题目如图甲所示平行于光�斜面的轻弹簧劲度系数为k一端固定在倾角为θ的斜面底端另一端与物抉A连接两物块AB质量均为m初始时均静止 sketch template

如图甲所示两个相同的AB正方体并排放在水平桌面上时它们对桌面的压强为P若将它们按图乙所示叠放则它们对桌面的压强为2P若按图丙所示将 sketch template

如图15所示小明分别用甲�轮乙�轮把重力相同的物体匀速提升到相同的高度则 A．使用甲�轮可以省力 B 使用乙�轮可以改变力的方� C sketch template

如图所示小明分别用甲乙两�轮把同一桶沙子从一楼地面提到二楼地面用甲�轮所做的总功为W1机械效率为η1用乙�轮所做的总功为W2机械效率 sketch template

百度教育 sketch template

如图甲所示在同一竖直平面内的两正对着的相同的半圆光�轨道相隔一定的距离x虚线沿竖直方�．一小球能在其间运动今在最高点与最低点各放个 sketch template

如图甲所示物体甲重40N被50N的水平压力F甲压在竖直墙壁上保持静止．如图乙所示物体乙重60N在35N的水平拉力F乙作用下沿水平桌面 sketch template

百度教育 sketch template

百度教育 sketch template

如图甲所示轻杆一端固定在O点另一端固定一小球现让小球在竖直平面内做半径为R的圆�运动小球运动到最高点时杆与小球间弹力大小为F小球在 sketch template

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