27．如图所示重为100牛的物体a在水平拉力f的作用下沿水平面以0．4米／秒的速度作匀速直线运动弹簧秤的示数为5牛顿不计�轮绳子 Sketch Coloring Page

27．如图所示重为100牛的物体a在水平拉力f的作用下沿水平面以0．4米／秒的速度作匀速直线运动弹簧秤的示数为5牛顿不计�轮绳子 Template

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anonymous

anonymous
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sketch #3779 RIP Hugo Chavez Joey Hyuuga

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anonymous
sketch #3779 RIP Hugo Chavez Joey Hyuuga

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anonymous

anonymous
sketch #3680 Infected Mushroom by Rohit Rahul

sketch #1452 donara

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Amazigh N Amurwakuc
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sketch #4306 The burning watermelon!

anonymous

anonymous
sketch #4306 The burning watermelon!

sketch #4734 Timon by Anh Vu

anonymous

anonymous
sketch #4734 Timon by Anh Vu

sketch #2371

anonymous

anonymous
sketch #2371

sketch #1671

Saifa Mahmud
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sketch #3499 Alien Laura Gutierrez Hinojosa

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sketch #3499 Alien Laura Gutierrez Hinojosa

sketch #3197 Dragon by Yuryi Zambrano

anonymous

anonymous
sketch #3197 Dragon by Yuryi Zambrano

sketch #4976

anonymous

anonymous
sketch #4976

sketch #2771 Naruto by Милен Тревата

Милен Тревата
sketch #2771 Naruto by Милен Тревата

sketch #4766 The Little Mermaid by Zizou Aiman

anonymous

anonymous
sketch #4766 The Little Mermaid by Zizou Aiman

sketch #5091 The Red Lady by অনন্ত জলিল

anonymous

anonymous
sketch #5091 The Red Lady by অনন্ত জলিল

sketch #3558 Eye Rubel Parvez

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sketch #3558 Eye Rubel Parvez

sketch #3383

anonymous

anonymous
sketch #3383

sketch #4424 MJ by Nycole Prietsch

anonymous

anonymous
sketch #4424 MJ by Nycole Prietsch

sketch #5348

anonymous

anonymous
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sketch #380

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anonymous
sketch #380

sketch #1257

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anonymous
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sketch #666

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sketch #666

sketch #3589 Cheshire Cat by Helen Besley

anonymous

anonymous
sketch #3589 Cheshire Cat by Helen Besley

sketch #2849 dj

Nina Mercedez
sketch #2849 dj

sketch #3469

anonymous

anonymous
sketch #3469

sketch #3107 Hitman by Miguel Edgardo Montes Cuaresma

anonymous

anonymous
sketch #3107 Hitman by Miguel Edgardo Montes Cuaresma

sketch #3439 Aralé by Malyi Link

anonymous

anonymous
sketch #3439 Aralé by Malyi Link

sketch #5169 Iron Man by Hannah Kellogg

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sketch #1119 crimson

anonymous

anonymous
sketch #1119 crimson

tomski27．如图所示重为100牛的物体a在水平拉力f的作用下沿水平面以0．4米／秒的速度作匀速直线运动弹簧秤的示数为5牛顿不计�轮绳子 coloring

如图所示使用�轮ab将重为100牛的物体A匀速提起其中属于定�轮的是�轮 A/b．如果以a�轮为参照物那么物体A是 的F1= 牛 sketch template

27．如图所示重为100牛的物体A在水平拉力F的作用下沿水平面以0．4米／秒的速度作匀速直线运动弹簧秤的示数为5牛顿不计�轮绳子 sketch template

如图所示使用�轮ab将重为100牛的物体A匀速提起其中属于定�轮的是�轮 A/b．如果以a�轮为参照物那么物体A是 的F1= 牛 sketch template

27．如图所示重为100牛的物体A在水平拉力F的作用下沿水平面以0．4米／秒的速度作匀速直线运动弹簧秤的示数为5牛顿不计�轮绳子 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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

如图所示一重为200牛的物体A用20牛的水平拉力拉�轮物体A以1米/秒的速度在水平面做匀速直线运动若不计�轮的重力及绳与�轮的�檫 sketch template

如图所示重为100牛的物体A在水平拉力F的作用下沿水平面以04米/秒的速度作匀速直线运动弹簧秤的示数为5牛．不计�轮绳子弹簧秤的 sketch template

如图所示�轮A和B均将重力均为20牛的物体匀速提升不计�轮重和�擦则力F1的大小为2020牛力F2为1010牛�轮A相当于一个等臂等 sketch template

如图所示的装置中重30牛的物体A在水平力F的作用下以10厘米/秒的速度沿水平 桌面做匀速直线运动半分钟此时弹簧秤的示数为2牛不计机械 sketch template

如图用50牛的力把一个重为10牛的物体压在竖直墙壁上物体处于静止状态．当压力减为20牛时物体沿竖直墙壁匀速下�则物体下�时受到的�擦力 sketch template

如图所示装置中重为30牛的物体在拉力F作用下5秒内在水平桌面上匀速前进了50厘米此时弹簧测力计的示数是4牛秤重绳重�轮重及�擦不计 sketch template

如图所示重20牛的物体放在粗糙水平面上用力F=8牛的力斜�下推物体F与水平面成300角物体与平面间的�动�擦系数μ=05则 sketch template

12．如图所示重为100N的物体在与水平方�成60°角的拉力F=10N作用下以2m/s的速度匀速运动在10s内拉力F的冲量大小等于 sketch template

用如图所示装置提升重为900牛的物体A加在绳自由端的拉力大小为400牛时恰好可以使物体匀速上升不计绳重和�擦．求1求此时�轮组的 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装置物体B重为100N它在水中匀速下沉时通过�轮组拉着重200N的物体A在水平面上匀速运动．当用一个水平�左的力F1拉物体A使 sketch template

如图所示物体A重50牛物体B重30牛物体A在物体B的作用下�左做匀速直线运动．如果在物体A上加一个水平�右的力F拉动物体A使物体B以0 sketch template

如图所示图1中一个物体连接一个轻弹簧在水平恒力F的作用下当水平地面光�物体匀加速运动时弹簧的长度为l1当水平地面粗糙物体正好做匀速 sketch template

如图所示重为100N的物体在与水平方�成60°角的拉力F=10N作用下以2m/s的速度匀速运动在10s内拉力F的冲量大小等于100N 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

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

工人师傅利用如图所示的�轮组将重为800N的货物匀速提升 08m所用拉力F为320N则工人做的有用功是640640J此�轮组的机械效率 sketch template

如图所示重为G的物体在与水平夹角α的力作用下沿竖直墙壁�上匀速运动物体与竖直墙壁的动�擦因数为μ则物体受到的�擦力大小为 A．μGB sketch template

如图所示重为80N的物体在大小为20N方�水平�右的拉力F1作用下在水平面上以2m/s速度做匀速直线运动．当撤去拉力F1物体静止后 sketch template

如图所示的�轮组拉动物体A沿水平地面匀速前进已知物体A的重力为500N拉力大小为50N则物体与地面间的�擦力f=150150N若物体 sketch template

20．如下图所示物体A重10N物体与竖直墙的动�擦因系数为0．4用一个与水平方�成37°角的力F作用在物体上要使物体A沿墙作匀速运动则 sketch template

如图所示重为80N的物体在大小为20N方�水平�右的拉力F1作用下在水平面上以2m/s速度做匀速直线运动．当撤去拉力F1物体静止后 sketch template

如图所示物体B放在水平桌面上物体A通过�轮组拉着物体B此时物体B保持静止状态．当用竖直�下2N的力F1拉重为1N的物体A时能使物体B以 sketch template

如图所示质量为m的物体放在一固定斜面上当斜面倾角为θ=30°时恰能沿斜面匀速下�．重力加速度为g．1物体与斜面间的动�擦因数μ2 sketch template

如图所示某人用�轮组匀逮提升重120N的物体人的拉力为50N在2s内绳的自由端移动了6米1物体上升的高度2人所做的额外功是 sketch template

14．如图所示重为G的物体放在倾角为θ的斜面上根据重力的实际效果可将重力分解为平行于斜面使物体下�的分力 F1和垂直于斜面使物体紧压斜面的 sketch template

A如图所示杠杆OA在力F1F2的作用下处于静止状态L2是力F2的力臂在图中画出力F1的力臂和力F2．b如图所示为一杠杆杠杆两端 sketch template

如图所示重20N的物体B在水平拉力F作用下做匀速直线运动这时弹簧测力计的示数为6N则以下说法正确的是 A．地面�擦力是26NB．拉力 sketch template

如图所示在与水平地面成θ角的拉力F作用下质量为m的物块沿地面�右做匀速直线运动 1试求物体与地面间的�动�擦因数 2若把此力F sketch template

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