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如图所示四根相同的轻质弹簧都处于竖直状态上端都受到大小皆为f的拉力作用针对以下四种情况�中弹簧下端固定在地面上�中弹簧下端悬挂物块a Template






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sketch 1855 MAGIC DANCE
sketch 3774 Marilyn Manson by Junior Silva
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sketch 4646 Panda by Raimundo Santos
sketch 4942 Woman by Abbie Hayman
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sketch 5074
sketch 1418 Dylan Thomas. Chayrolfrypan

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sketch 3523 My World My Way by Elena Artene
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tomski如图所示四根相同的轻质弹簧都处于竖直状态上端都受到大小皆为f的拉力作用针对以下四种情况�中弹簧下端固定在地面上�中弹簧下端悬挂物块a coloring
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如图所示四根相同的轻质弹簧连着相同的物体在外力作用下做不同的运动在光水平面上做加速度大小为g的匀加速直线运动沿光斜面做匀速直线 sketch template
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如图所示四根相同的轻质弹簧都处于竖直状态上端都受到大小皆为F的拉力作用针对以下四种情况中弹簧下端固定在地面上中弹簧下端悬挂物块A sketch template
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如图所示四个完全相同的轻弹簧都竖直它们的上端受到大小都为F的拉力作用而下端的情况各不相同．a中弹簧下端固定在地面上b中弹簧下端受大小 sketch template
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如图所示四根相同的轻质弹簧连着相同的物体在外力作用下做不同的运动在光水平面上做加速度大小为g的匀加速直线运动沿光斜面做匀速直线 sketch template
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有两个完全相同的轻质弹簧不受拉力作用时每根长20厘米．当在弹簧下端悬挂100克砝码时弹簧伸长2厘米．今将两弹簧串接起来如图甲再在下端 sketch template
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某同学在“研究力的作用效果 等相关内容时将三根外形完全相同但材质不同的弹簧挂在天花板上用三只相同的钩码分别挂在这三根弹簧的下端且处于 sketch template
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题目为研宄受到拉力时弹簧长度的增加量与弹簧自身因素的关系实验小组同学选用材料和粗细相同的属丝绕制成的弹簧ABCD和钩码进 行实验 sketch template
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如图所示用完全相同的轻弹簧ABC将两个相同的小球连接并悬挂小球处于静止状态弹簧A与竖直方的夹角为30°弹簧C水平则弹簧AC的 sketch template
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如图所示质量为m的质点与三根相同的螺旋形轻弹簧相连静止时弹簧c沿竖直方相邻两弹簧间的夹角均为120°已知弹簧ab对质点的作用力 sketch template
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如图所示MN为固定的两根水平光属导轨处于竖直上的匀强磁场中AB与CD是两根与导轨接触良好的属棒要使闭合回路中有a→b→d→c方 sketch template
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如图所示将一根弹簧挂在天花板上某人用方相同的两个力作用于弹簧已知F1＜F2．观察比较图abc可知力的作用效果与力的 有关．用大小 sketch template
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如图所示一个弹簧振子在AB两点之间作简谐运动某时刻物体正经过C点上运动速度大小为vC已知OC=a物体的质量为m振动期为T则从此 sketch template
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如图甲所示两个人用两个弹簧测力计同时竖直上拉起下端固定的弹簧S乙图中一个人用一个弹簧测力计竖直上拉弹簧S也使它的上端 到达位置A sketch template
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如图所示一轻质弹簧一端固定另一端与物体A相连并使A在光水平面上做简谐运动．当A到达最大位移处时把物块B由静止放置在A上面此后AB一 sketch template
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如图所示质量为m的质点与三根相同的螺旋形轻弹簧相连．静止时弹簧c沿竖直方相邻两弹簧间的夹角均为120°．已知弹簧ab对质点的作用力 sketch template
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如图所示用三根相同的轻弹簧abc和重力为G的同一小球相连接后固定在水平地面和天花板之间静止时观察到ab与天花板的夹角都是30°而 sketch template
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10．如图所示 一轻质弹簧竖直放置 下端固定在水平面上 上端处于a 位置当一重球放在弹簧上端静止时 弹簧上端被压缩到b位置现将重球 sketch template
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如图所示用完全相同的轻弹簧ABC将两个相同的小球连接并悬挂小球处于静止状态弹簧A与竖直方的夹角为30o弹簧C水平则弹簧AC的 sketch template
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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
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9．如图所示一轻质弹簧与质量为m的物体组成弹簧振子物体在AB两点间做简谐 振动O点为平衡位置已知OC=h振子的振动期为T某时刻 sketch template
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百度教育 sketch template
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如图所示将一根弹簧挂在天花板上某人用方相同的两个力作用于弹簧已知F1＜F2．观察比较图abc可知力的作用效果与力的 有关．用大小 sketch template
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如图所示一轻质弹簧一端固定另一端与物体A相连并使A在光水平面上做简谐运动．当A到达最大位移处时把物块B由静止放置在A上面此后AB一 sketch template
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16．如图所示左边是探究某根弹簧的伸长量x与所受拉力F之间关系的实验图根据实验数据得到右边图线 写出图线代表的函数 X用m做单位 sketch template
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如图所示质量为m的质点与三根相同的螺旋形轻弹簧相连．静止时弹簧c沿竖直方相邻两弹簧间的夹角均为120°．已知弹簧ab对质点的作用力 sketch template
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如图所示一轻弹簧下端固定在水平面上上端与质量为m的物体拴接组成竖直方的弹簧振子物体在同一条竖直线上的AB间做简谐运动O为平衡位置 sketch template
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如图所示用两支相同的弹簧秤吊着一根铜棒铜棒所在的虚线框范围内有垂直纸面的匀强磁场棒中通入自左右的电流．当棒静止时两弹簧秤示数均为F1 sketch template
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如图所示在倾角为θ的光斜面上有一轻质弹簧其一端固定在斜面下端的挡板上另一端与质量为m的物体接触物体静止时弹簧被压缩了x0．现用力F sketch template