12．如图所示距地面高为h处以v0的速度水平抛出一个小球经过p点后落地若运动中空气阻力不计小球通过p点时距地面高为h小球质量为m Sketch Coloring Page

12．如图所示距地面高为h处以v0的速度水平抛出一个小球经过p点后落地若运动中空气阻力不计小球通过p点时距地面高为h小球质量为m Template

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sketch #4661 Woodpecker by Hsien-Ying Hsieh

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sketch #1226 the man

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Mirnes Sinanovic
sketch #2640 Marge by Mirnes Sinanovic

tomski12．如图所示距地面高为h处以v0的速度水平抛出一个小球经过p点后落地若运动中空气阻力不计小球通过p点时距地面高为h小球质量为m coloring

如图所示一小球由距地面高为H处自由下落当它下落了距离为h 时与斜面相碰碰后小球以原来的速率水平抛出．求1小球做平抛运动的水平位移s sketch template

如图所示在距地面高为H＝45 m处有一小球A以初速度V0＝10 m/s水平抛出与此同时在A的正下方有一物块B也以相同的初速度V0同方� sketch template

如图所示水塔中水面距地面高H水龙头距地面高h水龙头受到水的压强是 A．ρ水gHB．ρ水ghC．ρ水gH hD．ρ水gH h sketch template

12．如图所示距地面高为H处以v0的速度水平抛出一个小球经过p点后落地若运动中空气阻力不计小球通过p点时距地面高为h小球质量为m sketch template

如图所示在距地面高为H＝45 m处有一小球A以初速度V0＝10 m/s水平抛出与此同时在A的正下方有一物块B也以相同的初速度V0同方� sketch template

20．如图所示在距地面高度为H的位置以初速度υ0�右水平抛出一个质量为m电荷量为q的带负电小球小球只受重力作用时的落地点与抛出点之间有一 sketch template

如图所示，某校数学兴趣小组利用自制的直角三角形硬纸板来测量操场旗杆的高度，他们通过调整测量位置，使斜边与地面保持平行，并使边与旗杆顶点在同一 sketch template

高中物理《平抛运动的规律及推论》知乎 sketch template

如图所示小球从距水平地面高为H的A点自由下落到达地面上B点后又陷入泥土中h深处到达C点停止运动若空气阻力可忽略不计则对于这一过程 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在离地面高为H处以水平速度v0抛出一质量为m的小球经时间t小球离水平地面的高度变为h此时小球的动能为EK重力势能为EP选 sketch template

如图13所示质量为m=1kg的小球用细线拴住线长L=20m当小球从图示位置A释放后�到悬点的正下方的位置B时细线恰好被拉断若位置B sketch template

如图所示 物体1从高H处以速度V1平抛 同时物体2从地面以速度V2竖直上抛不计空气阻力 若两物体恰能在空中相遇则 A 两 sketch template

题目如图所示是游乐场翻滚过山车示意图斜面轨道AC弯曲水平轨道CDE和半径R的竖直圆形轨道平�连接质量m的小车从距水平面H高处的 sketch template

如图所示一根轻质弹簧下端固定在水平面上一质量为m的小球自弹簧正上方距地面高度为H1处自由下落并压缩弹簧设小球速度最大时的位置离地面的 sketch template

17．如图 所示质量为m的小球从距地面H高处由静止起下落空气阻力不变跟地面相碰时无机械能损失．求 1小球跟地面碰撞第n次后上升 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甲所示，竖直�下的匀强磁场存在于底面半径为R的圆柱形空间内，O和是圆柱形空间上下两个圆面的圆心，其后侧与O等高处有一个长度为R的水平线状 sketch template

百度教育 sketch template

如图所示在高H=15m的建�物顶部有一个高的观景台A观景台距楼顶左侧边缘的水平距离为．某人在观景台上用球棒将一个硬质小球�左水平击出球 sketch template

如图所示一个小物体A沿高为h倾角为θ的光�斜面以初速度v0顶端�到底端而相同的物体B以同样大小的初速度从同等高度竖直上抛不计空气阻力 sketch template

如图所示甲乙两个正方体物块放置在水平地面上甲的边长小于乙的边长甲对地面的压强为p1乙对地面的压强为p2如果甲乙物块的 A sketch template

如图6 7一轻弹簧左端固定在长木块M的左端右端与小物块m连接且mM及M与地面间接触光�开始时m和M均静止现同时对mM施加等大 sketch template

从高为h的平台上同时水平抛出两个物体A和B已知mB=2mA抛出时的速度VA=2VB不计空气阻力它们从抛出到落地时的动量增量大小分别是 sketch template

百度教育 sketch template

如图所示在距水平地面高h＝080m的水平桌面一端的边缘放置一个质量m＝080kg的木块B桌面的另一端有一块质量M=10kg的木块A以 sketch template

12．如图所示以8 m/s匀速行驶的汽车即将通过路口绿灯还有2 S将熄灭此时汽车距离停车线18 m．该车加速时最大加速度大小为2 m sketch template

如图所示水平地面上放置着两个底面积不同的薄壁圆柱形容器甲和乙S甲＜S乙分别盛满质量相等的水和酒精现将密度为ρ的物体A分别放入水和酒精 sketch template

如图所示从H=45m高处水平抛出的小球除受重力外还受到水平风力作用假设风力大小恒为小球重力的02倍g=10m/s2问1有 sketch template

如图所示光�曲面AB与水平地面BC相切于B竖直光�半圆轨道CD与水平地面BC切于C已知圆轨道半径为RBC长为4R且表面粗糙一�块从 sketch template

百度教育 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

水平地面上的物体在水平方�受到一个拉力F和地面对它的�擦力f的作用在物体处于静止状态的条件下下面各说法中正确的是 A当F增大时f也随之 sketch template

如图所示在水平地面上一轻质弹簧的左端固定在竖直墙壁M上处于自然长度时其另一端恰好位于一光�斜面的底端O处．斜面上一质量为m的小物块A从距 sketch template

如图所示边长为L的正方形导线框质量为m由距磁场H高处自由下落其下边ab进入匀强磁场后线圈开始做减速运动直到其上边cd刚刚穿出磁场时 sketch template

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