如图甲乙所示按小磁针的指�在图中标出螺线管的极性电流的方�和电源的“ 极．——青夏教育精英家教�—— Sketch Coloring Page

如图甲乙所示按小磁针的指�在图中标出螺线管的极性电流的方�和电源的“ 极．——青夏教育精英家教�—— Template

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sketch #3476 Happy valentines day! Simona Honigmelone

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sketch #4362 cow

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anonymous

anonymous
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anonymous

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anonymous
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Amer Amimer
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tomski如图甲乙所示按小磁针的指�在图中标出螺线管的极性电流的方�和电源的“ 极．——青夏教育精英家教�—— coloring

如图甲乙所示按小磁针的指�在图中标出螺线管的极性电流的方�和电源的“ 极．——青夏教育精英家教�—— sketch template

一轮复习：电表的改装知乎 sketch template

如图甲乙所示按小磁针的指�在图中标出螺线管的极性电流的方�和电源的“ 极．——青夏教育精英家教�—— sketch template

百度教育 sketch template

人教版初中物理九年级全册第2节电生磁公开课优质课课件教案视� 知乎 sketch template

如图所示，闭合开关后，两个通电螺线管中间的小磁针N极�下指。请你在括号内标出电源的“ ”或“﹣”极，并画出乙通电螺线管的绕线方法。百度教育 sketch template

如图甲所示是小明“探究电流与电压、电阻的关系”的实验电路图。选用的实验器材是：电源3V、电流表（00 6A）、 出卷� 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

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

图甲是小灯泡L1和L2的电流随电压变化的图像。将它们按图乙所示接入电路中，闭合开关S时，小灯泡L1的实际功率为1W。则下面的说法中正确的是 sketch template

百度教育 sketch template

小敏用如图甲所示的电路图研究通过导体的电流与导体电阻的关系电源电压恒为6V改变电阻R的阻值调节�动变阻器�片保持R两端的电压不变记 sketch template

如图所示甲乙两小磁针放在一根条形磁铁上下附�正中间位置处丙丁两小磁针放在该条形磁铁左右附�位置处．甲乙丙丁四个小磁针静止时甲 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

中考物理考点解读：通电螺线管的磁场知乎 sketch template

如图所示在蹄形磁体的磁场中放置一根与螺线管连接的导体棒ab当ab棒静止时小磁针N极指�下当ab棒水平�右运动时棒内电流方�由a到b sketch template

19．所示小磁针处于静止状态请在图中甲乙处标出磁极极性并画出磁感线．如图b所示请画出光从空气射入玻璃再从玻璃到空气的光路图．——青 sketch template

2．如图所示在通电螺线管的�围放着能够自由转动的小磁针abcd这四个磁针静止时位置正确的是 A．磁针a B．磁针b C sketch template

人教版物理九年级上第十七章第二节细化知识点同步练习——欧姆定律的图像问题（1）在线组卷 sketch template

中考物理考点解读：通电螺线管的磁场知乎 sketch template

如图所示一位同学在探究通电螺线管�围的磁场后画出四个小磁针表示磁感线的方�其中小磁针指�画错的是A小磁针AB小磁针BC小磁针CD小 sketch template

闭合开关S后甲乙两个小磁针静止在图所示的位置他们的北极分别是 A．a端和c端B．b端和d端C．a端和d端D．b端和c端题目和参考 sketch template

中考物理考点解读：通电螺线管的磁场知乎 sketch template

水平面上有一个可以自由转动的小磁针在如下图6所示的磁场下该小磁针的N极将 A静止不动 B转动180° C顺时针转动90° D sketch template

在如图中标出小磁针的NS极．——青夏教育精英家教�—— sketch template

如下图所示 根据小磁针的方�判断通电螺线管的极性及电源正负极——青夏教育精英家教�—— sketch template

题目如图甲的电路中电源电压保持不变闭合开关后�片P由b端移到a端电流表示数I与电压表示数U的变化关系如图乙所示则可判断电源电压是 sketch template

如图所示，一条形磁体的�围放着能自由转动的甲、乙、丙、丁四根小磁针，静止时，画错的是 A 甲 B 乙 C 丙 D 丁百度教育 sketch template

1在图甲中标出磁感线的方�和小磁针的N极．2如图乙所示根据通电螺线管的磁感线方�标出通电螺线管的NS极小磁针静止时的NS极 sketch template

1在甲图中请你标出小磁针的NS极．2如乙图中一束光线从空气斜射到水面时�生反射和折射OB为反射光线请作出入射光线法线和大致的 sketch template

在图中标出通电螺线管A端和永磁体B端的磁极性并标出磁感线的方�．——青夏教育精英家教�—— sketch template

如图甲乙所示按小磁针的指�在图中标出螺线管的极性电流的方�和电源的“ 极．——青夏教育精英家教�—— sketch template

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

如图1所示小明在蹄形磁体的磁场中放置一根与螺线管连接的导体棒ab当ab棒水平�右运动时�现小磁针N极转至右边根据课堂上学习的相关知识 sketch template

如图甲所示电路，电源电压恒为6V，�动变阻器R的规格为“25Ω、1A”，电流表量程选择“0∼06A”，电压表量程选择“0∼3V”，小灯泡上标 sketch template

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