两根平行导线通电后会出现如图甲所示的现象图中箭头表示电流方�实线虚线分别表示导线通电前后的位置．由此可以推断在图乙所示的 Sketch Coloring Page

两根平行导线通电后会出现如图甲所示的现象图中箭头表示电流方�实线虚线分别表示导线通电前后的位置．由此可以推断在图乙所示的 Template

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tomski两根平行导线通电后会出现如图甲所示的现象图中箭头表示电流方�实线虚线分别表示导线通电前后的位置．由此可以推断在图乙所示的 coloring

�学家�现两根平行导线通电后有如图所示的现象图中实线虚线分别表示通电前后的情况．1由图可知两平行通电导线之间有力的作用．当通入的 sketch template

两根平行导线通电后会出现如图甲所示的现象图中箭头表示电流方�实线虚线分别表示导线通电前后的位置．由此可以推断在图乙所示的 sketch template

题目探究通电导线之间的相互作用�学家安培�现两根平行导线通电后有如图所示的现象图中实线虚线分别表示通电前后的情况．可见平行 sketch template

进一步探究�学家安培�现两根平行导线通电后有如图所示的现象图中实线虚线分别表示通电前后的情况 �可见平行通电导线之间有力的作用 sketch template

题目如图所示某同学在探究通电导体在磁场中会受到力的作用的实验中用两根水平且平行的�属轨道把一根直导体ab支起来并让这根导体处于蹄形 sketch template

题目2016浙江衢州卷小柯用如图甲电路进行实验．1请在图甲中导线AB上用箭头标出通电后导线AB中的电流方�．2闭合开关后电流 sketch template

17．如图所示的电路中有几根导线尚未连接请用笔画线代替导线补上补上后要求1两灯泡并联．2电流表测灯L1的电流．3闭合开关后 sketch template

一轮复习：伏安法测电阻知乎 sketch template

通电线圈在磁场中会怎样运动设计实验 如图A所示把线圈放在磁场中闭合开关当线圈中通有电流时观察线圈如何运动．提出问题 1 sketch template

一轮复习：描绘小灯泡伏安特性曲线知乎 sketch template

一轮复习：带电粒子在交变电场中的运动知乎 sketch template

如图2所示电路，当开关S闭合后，L1、L2均能�光，电流表、电压表均有示数．过一会儿，两灯都不�光．电流表、电压表的示数均为零，可能�生的故障 sketch template

18．小明利用如图12甲所示电路来探究通过导体的电流跟其两端电压及其电阻的关系 1在探究电流与电压的关系时应保持不变分析表中的 sketch template

根据如图甲所示的电路图用笔画线代替导线将图乙中实物连接起来．题目和参考答案——青夏教育精英家教�—— sketch template

题目如图甲使线圈位于两磁极间并接入电路中方框A 内元件没有画出1如果图甲是电动机模型则方框A内应该接入的元件是选填“电源 sketch template

在探究通电导线在磁场中的受力方�与什么有关系时一位同学做了如图abc的三个实验．图中AB表示闭合电路的一部分导线导线上的箭头表示电流的 sketch template

试卷预览：2015年福建理综 sketch template

百度教育 sketch template

通电导线�围磁场是如何产生的？知乎 sketch template

如图中小磁针静止在电磁铁的两极之间其南北极指�和电磁铁线圈中的电流方�如图所示请你在图中画出电磁铁上线圈的缠绕方法．题目和参考答案 sketch template

一轮复习：带电粒子在交变电场中的运动知乎 sketch template

为了探究影响电热的因素小伟设计了如图甲所示电路烧瓶中盛有质量初温均相等的煤油R甲＞R乙．1为了在较短的时间内达到明显的实验效果 sketch template

题目如图甲所示电路中当闭合所有的开关后两个电流表指针偏转均如图乙所示则通过电阻 R1和R2的电流分别为 A14A0 sketch template

四、电流的磁场 sketch template

如图所示是研究电流热效应的部分实验电路甲电阻丝的阻值小于乙电阻丝的阻值．比较通电后两根电阻丝各自两端的电压U甲U乙以及它们在相同时间内 sketch template

如图所示电路中甲乙两处分别接入电流表或电压表．当S闭合后为使两灯均能�光则 A．甲接入电流表乙接入电压表B．甲乙均接入电流表C sketch template

题目把甲乙两段电阻线接在相同的电压下甲线中的电流大于乙线中的电流忽略温度的影响下列判断中错误的是 A当它们材料粗细都相同时 sketch template

小明在探究“串联电路中电压的规律 的实验过程中出现了一些现象并记录了相关数据请你帮他进行分析．1小明按如图所示电路连接好最后一根导线 sketch template

如图甲所示的电路当开关S闭合后两电流表的指针偏转如图乙所示其中电流表A1测量的是通过L1和L2选填“L1 “L2 或“L1和L2 sketch template

用楞次定律判断线圈产生的感应电流方� 电磁与电磁感应理论电工电气学习� sketch template

两台电机顺序启动与逆序停止的原理接线图 顺序控制回路图 sketch template

题目如图所示甲和乙是叠放在水平桌面上的两个物块它们在丙的作用下一起�右做匀速直线运动则下列说法正确的是 A 甲受到的�擦力一定 sketch template

题目小军和小红利用图甲所示装置探究二力平衡条件．实验时它们�现在左盘和右盘同时加入一个质量相等的砝码时木块A处于静止状态．若将一个质量 sketch template

如图所示当开关闭合后两通电螺线管会 A．相吸B．相斥C．先吸引后排斥D．先排斥后吸引——青夏教育精英家教�—— sketch template

题目物理实验小组的同学利用如图所示的装置在杠杆支点的两边分别挂上钩码来探究杠杆的平衡条件． 1如图甲所示实验前将杠杆中点置于 sketch template

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