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如图所示将质量均为m厚度不计的两物块ab用轻质弹簧相连接第一次只用手托着b物块于h高度a在弹簧弹力的作用下处于静止现将弹簧锁定此时 Template






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sketch 2977 Spongebob Germaine Hoens
sketch 3950
sketch 4264 oh yeah
sketch 672 Snails pace
sketch 3222 Late happy valentine&#;s from Tiffa Hidalgo Jordan Coquet
sketch 3359 &#;In love and lonely&#; by Irul Ventura
sketch 5280
sketch 3310 Link by Cxsar Alvarez

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sketch 5156 Angry Bird by Roberto Castro Colimil
sketch 5013 Pursuing Dreams by Mário JBudo
sketch 3473 Finn by Luana Santos
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tomski如图所示将质量均为m厚度不计的两物块ab用轻质弹簧相连接第一次只用手托着b物块于h高度a在弹簧弹力的作用下处于静止现将弹簧锁定此时 coloring
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如图所示将质量均为m厚度不计的两物块AB用轻质弹簧相连接．第一次只用手托着B物块于H高处A在弹簧弹力的作用下处于静止现将弹簧锁定此时 sketch template
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如图所示将质量均为m厚度不计的两物块AB用轻质弹簧相连接．第一次只用手托着B物块于H高处A在弹簧弹力的作用下处于静止现将弹簧锁定此时 sketch template
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如图所示将质量均为m厚度不计的两物块AB用轻质弹簧相连接第一次只用手托着B物块于H高度A在弹簧弹力的作用下处于静止现将弹簧锁定此时 sketch template
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如图所示将质量均为m厚度不计的两物块AB用轻质弹簧相连接第一次只用手托着B物块于H高度A在弹簧弹力的作用下处于静止现将弹簧锁定此时 sketch template
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如图甲所示，一质量为的物体系于长度分别为的两根细线 高途 sketch template
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均质杆长为l 质量为m一端靠在墙上另一端以速度v沿地面运动在 简答题试题答案 sketch template
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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
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如图所示等臂天平左端挂一质量不计的光定轮跨过轮的轻绳两端各拴一物体A和B已知物体B的质量mB=3kg欲使天平平衡物体C的质量 sketch template
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在探究“物体所受的重力跟它的质量关系 的实验中按照图甲所示把钩码逐个挂在弹簧测力计上分别读出钧码的质量和弹簧测力计相应的示数并记录在 sketch template
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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
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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
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如图所示倾角 θ=37°的光且足够长的斜面固定在水平面上在斜面顶端固定一个轮半径和质量不计的光定轮 D质量均为m=1kg 的物体A sketch template
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如图甲所示质量为m的小球有14的体积浸入圆柱形水槽的水中若换用一根更长的线拴小球则球有12的体积浸入水中先后两次台秤示数变化了5N．若 sketch template
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如图所示绳子OO′悬吊着质量忽略不计的杆在杆的a点挂上重物G在O右侧某点b处挂上钩码．重物G的质量及a到O的距离不变要使杆保持水平b sketch template
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如图所示物体A的长度为 Cm如图所示的弹簧测力计的示数是 N如图所示的量筒是以为单位标度的 最小分度值是 测量时如果如图那样读数则 sketch template
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如图所示ABC是三个完全相同的物块质量均为m其中物块AB用轻弹簧相连将它们竖直放在水平地面上处于静止状态此时弹簧的压缩量为x0 sketch template
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如图1所示水平放置的光属导轨由宽窄两部分组成宽部分的宽度是窄部分的两倍有一范围足够大的匀强磁场垂直于该属导轨两根属杆甲乙均 sketch template
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如图所示质量不计的弹簧竖直固定在水平面上t=0时刻将一属小球从弹簧正上方某一高度处由静止释放小球接触弹簧并将弹簧压缩至最低点然后又 sketch template
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如图所示质量不计的弹簧竖直固定在水平面上t=0时刻将一属小球从弹簧正上方某一高度处由静止释放小球接触弹簧并将弹簧压缩至最低点然后又 sketch template
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如图所示质量为m的物体在的水平力作用下沿倾角为q =30º的斜面上匀速运动根据力学规律和题中提供的信息你还能求得哪几个作用力及跟擦 sketch template
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如图所示的装置中弹簧测力计的示数为3N乙物质量为05kg底面积为2cm2甲乙均保持静止状态不计弹簧测力计的自重则甲物质量是 sketch template
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如图所示质量不计的轻板AB可绕转轴O在竖直面内转动OA=04mOB=16m．地面上质量为15kg横截面积为03m2的圆柱体通过 sketch template
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在弹簧解除锁定的瞬间弹簧弹力远大于箭体重力故动量守恒 M1v1 M2v2=0 同时机械能守恒m1v12/2 M2v22/2 sketch template
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如图所示质量为m=2kg的物块放在倾角为θ=37°的斜面体上斜面质量为M=4kg地面光现对斜面体施一水平推力F要使物块m相对斜面 sketch template
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百度教育 sketch template
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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
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如图所示AC是上端带定轮的固定竖直杆质量不计的轻杆BC一端通过铰链固定在C点另一端B悬挂一重为G的重物且B端系有一根轻绳并绕过定轮 sketch template
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某物理兴趣小组利用如图甲所示的装置进行验证动量守恒定律的实验．在足够大的水平平台上的A点放置一个光电门水平平台上A点右侧擦很小可忽略不计 sketch template
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如图所示半径为R内径很小的光半圆管竖直放置两个质量均为m的小球AB以不同的速度进入管内．A通过最高点C时对管壁上部压力为3mgB sketch template
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两个小球A和B用轻质弹簧相连，在光的水平直轨道上处于静止状态。在它们左边有一垂直轨道的固定档板P，右边有一小球C沿轨道以速度v0射B球，如 sketch template
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如图所示物体A置于水平面上物A前固定有动轮BD为定轮．一根轻绳绕过DB后固定在C点BC水平当用力以速度υ拉绳子时物体沿水平 sketch template
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13．如图所示一个厚度不计的圆环A紧套在长度为L的圆柱体B的上端AB两者的质量均为mA与B之间的最大静擦力与动擦力相同其大小 sketch template
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题目如图甲所示在光水平面上轻质弹簧一端固定物体A以速度v0右运动压缩弹簧测得弹簧的最大压缩量为x现让该弹簧一端连接另一质量为2m的 sketch template
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25．如图所示在光绝缘的水平面上．有两个竖直下的匀强磁场区域1 2 磁场的宽度和两个区域之间的距离均为l 磁感应强度均为B0一 sketch template
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如图所示两物体质量分别为m1和m2其中m1＞m2当m1从高处由静止开始落下不计擦力及轮质量下列说法中正确的是 A．m1的机械 sketch template