如图3所示用50n的压力f把重4n的物体压在竖直的墙上保持静止墙面对物体的�擦力为 n若压力f增大为100n则墙对物体的�擦力为 n Sketch Coloring Page

如图3所示用50n的压力f把重4n的物体压在竖直的墙上保持静止墙面对物体的�擦力为 n若压力f增大为100n则墙对物体的�擦力为 n Template

Background image: Hide Show

View Larger Image Image Credit: 1010jiajiao.com

please wait, the page is loading...

More Sketches

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

sketch #2919 Winnie the Pooh by Greet Kros-Lolkus

anonymous

anonymous
sketch #2919 Winnie the Pooh by Greet Kros-Lolkus

sketch #3285 Spongebob by Abbie Hayman

anonymous

anonymous
sketch #3285 Spongebob by Abbie Hayman

sketch #5186

anonymous

anonymous
sketch #5186

sketch #2643 Spring chick

Rachel Roe
sketch #2643 Spring chick

sketch #20215 Desert

anonymous

anonymous
sketch #20215 Desert

sketch #5067

anonymous

anonymous
sketch #5067

sketch #4796

anonymous

anonymous
sketch #4796

sketch #1993

anonymous

anonymous
sketch #1993

sketch #4191

anonymous

anonymous
sketch #4191

sketch #5288

anonymous

anonymous
sketch #5288

sketch #3686 Toy Story by Thania Arruda

anonymous

anonymous
sketch #3686 Toy Story by Thania Arruda

sketch #600

anonymous

anonymous
sketch #600

sketch #4987

anonymous

anonymous
sketch #4987

sketch #4882 Monsters University by John Davis

anonymous

anonymous
sketch #4882 Monsters University by John Davis

sketch #4454 Lisa by Muhammad Raiyaan

anonymous

anonymous
sketch #4454 Lisa by Muhammad Raiyaan

sketch #4264 oh yeah

anonymous

anonymous
sketch #4264 oh yeah

sketch #5121

anonymous

anonymous
sketch #5121

sketch #5272

anonymous

anonymous
sketch #5272

sketch #519 The Joker

Tom Kelly
sketch #519 The Joker

sketch #3014 Fancy

James Forest
sketch #3014 Fancy "S "

sketch #5220

anonymous

anonymous
sketch #5220

sketch #2937 Spongebob by Kalana Namikaze

anonymous

anonymous
sketch #2937 Spongebob by Kalana Namikaze

sketch #5325

anonymous

anonymous
sketch #5325

sketch #2639 Marilyn by sketchmaster

sketchmaster
sketch #2639 Marilyn by sketchmaster

sketch #2058

Raisa Mahmud
sketch #2058

sketch #2562

anonymous

anonymous
sketch #2562

sketch #1504 donara

Donara Smbatyan
sketch #1504 donara

sketch #5283

anonymous

anonymous
sketch #5283

sketch #2554

anonymous

anonymous
sketch #2554

sketch #5152

anonymous

anonymous
sketch #5152

tomski如图3所示用50n的压力f把重4n的物体压在竖直的墙上保持静止墙面对物体的�擦力为 n若压力f增大为100n则墙对物体的�擦力为 n coloring

如图甲所示物体甲重20N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30N的水平拉力F乙作用下沿 sketch template

如图3所示用50N的压力F把重4N的物体压在竖直的墙上保持静止墙面对物体的�擦力为 N若压力F增大为100N则墙对物体的�擦力为 N sketch template

如图甲所示物体甲重30N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40N 的水平拉力F乙作用下 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

如图甲所示，水平桌面上放置一圆筒，筒内装有适量的水。弹簧测力计下悬挂一圆柱体，从液面逐渐浸入直到浸没，弹簧测力计示数F与圆柱体下表面浸入液体 sketch template

如图甲所示物体甲重30N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40N 的水平拉力F乙作用下 sketch template

17．如右图用20N的压力F将重50N的木块压在竖直的墙上静止不动木块受到墙的�擦力为 N又将压力增大到100N木块木块受到墙的�擦力 sketch template

用如图所示�轮组提起重物不计�擦如物重G为130N拉力F为50N动�轮重为20N若绳子的自由端�上拉06m则重物升高02m．若 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

如图所示人用50N的力推木箱前进画出该推力的示意图．题目和参考答案——青夏教育精英家教�—— sketch template

如图用50N的压力F将重20N的物A紧紧压在墙壁上物体以02m/s的速度沿墙壁匀速下�那么物体A与墙壁之间的�擦力为 A sketch template

用竖直�下的力F=5N把重为8N的木块压入水中如图所示木块恰好处于平衡状态此时木块受到的浮力是 N撤去压力当木块静止后受到的浮力是 sketch template

29．如图所示使一薄钢条下端固定现分别用不同的力去推它使其�生甲乙丙丁各图所示的形变如果F1=F3=F4&gtF2能说明力的作用 sketch template

如图所示用�轮组把重为80N的物体匀速提起．在不计绳重动�轮重和�擦的情况下拉力F的大小是40N若实际的拉力为50N匀速将物体提高 sketch template

如图3所示竖直平面内固定一个半径为的光�圆形轨道底端切线方�连接光�水平面处固定竖直档板间的水平距离为质量为的物块从点由静止释放沿 sketch template

3．某人用50N的恒力F通过动�轮把重物拉上斜面如图5 11所示用力方�始终与斜面成60°角．将物体沿斜面�上移动1m他所做的功为 sketch template

在农�常有家庭从井中取水小明同学用如图甲所示的�轮组提水他用20s的时间把重为120N的水从井中匀速提升5m拉力做的功W随时间t的变化 sketch template

1画出图1中茶杯对桌面的压力的示意图．2如图2所示物体在水面上保持静止请在图中作出物体所受到的力．题目和参考答案——青夏教育精英 sketch template

如图甲所示物体甲重20N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30N的水平拉力F乙作用下沿 sketch template

如图甲所示物体甲重20N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30N的水平拉力F乙作用下沿 sketch template

如图甲所示物体甲重30N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40N的水平拉力F乙作用下沿 sketch template

如图所示用F=150N的水平力把重50N的物体压在竖直墙壁上当物体静止时受到�擦力的大小为 A．0N B．50N C．150N D sketch template

用如图所示�轮组提升重物．人用50N的拉力F15s内使重为90N的物体匀速上升了3m．不计绳重和�擦求1动�轮的重．2人拉绳子 sketch template

请画出图中斜面上A物体对斜面的压力的示意图．题目和参考答案——青夏教育精英家教�—— sketch template

光�水平地面上叠放着两个物体A和B如图7所示．水平拉力F作用在物体B上使AB两物体从静止出�一起运动．经过时间t撤去拉力F再经过时间 sketch template

某同学用40N的水平力把重10N的木块压在竖直的墙面上木块恰能匀速下�．此时木块受到的�擦力大小是 N方�为 选填“竖直�上或“竖直 sketch template

如图所示AB两物体的重力分别是GA=3NGB=4NA用悬绳挂在天花板上B放在水平地面上AB间的轻弹簧的弹力F=2N则绳中张力 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

压力表结构图及原理千图� sketch template

如图用50N的水平压力F把重6N的物体压在竖直的墙上保持静止墙面对物体的�擦力是 N若把推力增大为120N则墙面对物体的�擦力是 N sketch template

如图所示AB两物体的重力分别是GA=4NGB=5N．A用细绳悬挂在顶板上B放在水平地面上AB间轻弹簧的弹力F=3N则细绳中的弹力 sketch template

百度教育 sketch template

2．如图所示在不计绳重和�擦的情况下用动�轮把重40N的物体匀速提高2m所用的拉力为25N则拉力做功是 J动�轮的机械效率是果把 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

如图所示用动�轮把重400N的物体在20s内匀速提高10m拉力所做的功为5000J．求1动�轮的机械效率2拉力的功率．题目和 sketch template

free web stats