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13． 如右图所示条形磁铁置于水平面上电磁铁与其在同一水平面上右端固定并保持水平当电路中开关s由断开到闭合时条形磁铁一直保持静止 Template






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sketch 5200 Kristen Stewart by Rhemzkian Esturco
sketch 949 jbj
sketch 4974 Eminem by Juan Garcia
sketch 5339
sketch 2062
sketch 4883 White tiger by Kayson Danielle
sketch 4640 Serj Tankian by Dav Guzman Mendoza
sketch 4349 Cícero Николай Герасимов

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sketch 4393 ant
sketch 5114 Doraemon by Carrieann Benthem
sketch 5149 Daenerys Targaryen by Jorge Valero
sketch 3753
sketch 2950 Miss Fortune from League of Legends by Araceli GM
sketch 3939
sketch 649
sketch 4653 Kero by Indike Liyanage





Try and sketch some of theseTrack, Zephyr, Marbles, Bamboo, Treasure map, Sumo wrestler, Mush, Lamb, Crumpled paper, Skateboard, view more ideas


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tomski13． 如右图所示条形磁铁置于水平面上电磁铁与其在同一水平面上右端固定并保持水平当电路中开关s由断开到闭合时条形磁铁一直保持静止 coloring
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13． 如右图所示条形磁铁置于水平面上电磁铁与其在同一水平面上右端固定并保持水平当电路中开关S由断开到闭合时条形磁铁一直保持静止 sketch template
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13． 如右图所示条形磁铁置于水平面上电磁铁与其在同一水平面上右端固定并保持水平当电路中开关S由断开到闭合时条形磁铁一直保持静止 sketch template
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13． 如右图所示条形磁铁置于水平面上电磁铁与其在同一水平面上右端固定并保持水平当电路中开关S由断开到闭合时条形磁铁一直保持静止 sketch template
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如图所示条形磁铁置于水平桌面上电磁铁与条形磁铁处于同一水平线放置且左端固定当开关S闭合电路中动变阻器的片P逐渐下移动时条形 sketch template
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计算轴磁铁和环状磁铁的磁场附Matlab代码 条形磁铁磁感应强度计算仿真 CSDN博客 sketch template
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如右图水平桌面上放置一根条形磁铁磁铁中央正上方用绝缘弹簧悬挂一水平直导线并与磁铁垂直当直导线中通入图中所示方的电流时可以判断出A sketch template
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如图所示条形磁铁静止在水平粗糙桌面上它的左上方固定 根长直导线导线中通过方垂直纸面里的电流若突然将电流反磁铁仍保持静止则磁铁 sketch template
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如图所示条形磁铁放在水平桌面上在其正中央的上方固定一根长直导线导线与磁铁垂直给导线通以垂直纸面外的电流则 A磁铁对桌面压力减小 sketch template
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如图所示．是放在同一水平直线上的两条形磁铁．请作出右侧条形磁铁所受到的磁力示意图．——青夏教育精英家教—— sketch template
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如图所示条形磁铁放在水平桌面上在其正中央上方固定一根长直导线导线与条形磁铁垂直．当导线中通以垂直纸面里的电流时用FN表示磁铁对桌面的 sketch template
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如右图所示A是软铁棒B是条形磁体当开关S闭合时 A软铁棒A被吸引则可判断电源的左端为正极 B软铁棒A被吸引则可判断电源的右 sketch template
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如图所示为条形磁铁和电磁铁虚线表示磁感线则甲乙丙丁的极性依次是 A．SNSSB．NNSNC．SSNND．NS sketch template
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如图所示条形磁铁正上方放置一矩形线框线框平面水平且与条形磁铁轴线平行当线框由磁铁左端N极正上方匀速运动到磁铁右端S极正上方的过程中穿过 sketch template
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如图所示条形磁铁置于水平桌面上电磁铁与其在同一水平面上左端固定并保持水平当闭合开关后动变阻器的片P逐渐上移动时电磁铁的磁性 sketch template
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用如图所示的实验装置研究电磁感应现象．条形磁铁插入线圈时穿过线圈的磁通量变大．若增加线圈的匝数仍用这一条形磁铁以相同的速度插入产生的感应 sketch template
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如图3所示条形磁铁放在水平桌面上在其正中央的上方固定一根直导线导线与磁铁垂直给导线通以垂直纸面外的电流则 图3A条形磁铁对 sketch template
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如图所示在电磁铁的正上方用弹簧挂一条形磁铁．当开关闭合后条形磁铁与电磁铁的相互作用为 当片P从a端到b端的动过程中弹簧的长度会变 sketch template
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．如图所示套在条形磁铁外的三个线圈其面积S1＞S2= S3且 “3 线圈在磁铁的正中间设各线圈中的磁通量依次为φ1φ­2φ3则 sketch template
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如图所示在电磁铁的正上方用弹簧挂一条形磁铁．当开关闭合后条形磁铁与电磁铁的相互作用为 当片P从a端到b端的动过程中弹簧的长度会变 sketch template
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如图所示与条形磁铁等长的螺线管两接线柱间用导线连接在条形磁铁由静止释放竖直穿过这个螺线管的过程中条形磁铁做 A．匀速运动 B．匀 sketch template
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如图10 4所示水平放置的扁平条形磁铁在磁铁的左端正上方有一线框线框平面与磁铁垂直当线框从左端正上方沿水平方平移到右端正上方的过程中 sketch template
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如图所示条形磁铁放在水平桌面上它的上方有一与磁铁垂直的长直通电导线正缓慢地水平自左右移动不考切割磁感线效应直导线中通以垂直纸面 sketch template
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如图所示一环形线圈沿条形磁铁的轴线从磁铁N极的左侧A点运动到磁铁S极的右侧B点AB两点关于磁铁的中心对称则在此过程中穿过环形线圈的 sketch template
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两个相同的条形磁铁放在平板AB上磁铁的NS极如图所示．开始时平板及磁铁皆处于水平位置且静止不动．现将AB突然竖直下平移磁铁与平板间 sketch template
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如右图所示在纸面内放有一个条形磁铁和一个圆形线圈下列情况中能使线圈中产生感应电流的是 A．将磁铁在纸面内上平移B．将磁铁在纸面内右 sketch template
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如图所示两个相同的条形磁铁的磁极上各吸有一根铁钉．当它们互相靠直至相互接触时会生什么现象为什么 题目和参考答案——青夏教育精英家教—— sketch template
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如图所示是某学习小组同学设计的研究“电磁铁磁性强弱 的实验电路图实验记录如下 1要判断电磁铁的磁性强弱可观察 来确定2比较下 sketch template
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如图所示是上海磁悬浮列车的悬浮原理．请在右侧放大的图中画出轨道下方的车厢线圈的绕线．该列车通过磁体之间的相互作用悬浮在轨道上方以提高运行 sketch template
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如图所示一条形磁铁固定在光的水平面上有三个形状和体积完全相同的正方体分别是铁块a铝块b木块c．若它们分别以相同的初速度v0由相同 sketch template
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如图所示是探究电磁铁磁性的大小与哪些因素有关的实验要探究电磁铁磁性大小电流的有无的关系应选用 和 要探究电磁铁磁性大小与线圈匝数的关系 sketch template
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如图所示电磁铁的左下方有一铁块在弹簧测力计作用下右作匀速直线运动．当铁块从电磁铁的左下方运动到正下方过程中同时片逐渐上动下列 sketch template
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小明用导线绕在铁钉上接入如图所示的电路中制成了一个电磁铁闭合开关S小磁针静止时左端应为 极当动变阻器的片P左移动时电磁铁的 sketch template
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在探究“影响电磁铁磁性强弱的因素 实验中小明制成简易电磁铁甲乙并设计了如图所示的电路1当动变阻器片左移动时电磁铁甲乙吸引 sketch template
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如图所示，电源电压恒为18V，定值电阻R1=20Ω，动变阻器R2标有“40Ω 05A”，电流表A的量程为006A，电压表量程为0 sketch template
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两个完全相同的条形磁铁放在平板AB上磁铁的NS极如图所示开始时平板及磁铁皆处于水平位置且静止不动1现将AB突然竖直上平移 sketch template