11．如图所示电流为i的一段通电直导线处于匀强磁场中受到的安培力为f图中正确表示i与f的方�的是 A B C D——青夏教育精英家教�—— Sketch Coloring Page

11．如图所示电流为i的一段通电直导线处于匀强磁场中受到的安培力为f图中正确表示i与f的方�的是 A B C D——青夏教育精英家教�—— Template

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tomski11．如图所示电流为i的一段通电直导线处于匀强磁场中受到的安培力为f图中正确表示i与f的方�的是 a b coloring

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

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

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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电表（电压表和电流表）的读数知乎 sketch template

如图所示的电路图是用来研究通过导体的电流跟导体电阻关系的，其中R1与R2为阻值不同的定值电阻，第一次实验用的定值电阻为R1 ，闭合开关后，记 sketch template

如图2所示的电路中电源电压不变开关闭合后若�动变阻器的�片P�右端移动则 A电压表的示数和电流表的示数都增大 B电压表的示数和电流 sketch template

纸面内放置一段载流导线，取电流元 图 上学吧找答案 sketch template

百度教育 sketch template

如图1所示的电路中R1为定值电阻R2为�动变阻器电源电压不变．闭合开关S后�片P从a端移动到b端电流表示数I与电压表示数U的变化关系 sketch template

如图所示的电路中电源两端的电压保持不变．闭合开关S将�动变阻器的�片P�右移动下列说法正确的是 A．电压表V1示数不变V2示数变大 sketch template

如图所示的电流i随时间t作�期性变化的图象下列说法中正确的是 A．电流大小变化方�不变是直流电B．电流大小方�都变化是交流电C sketch template

题目如图一无限长通电直导线固定在足够大的光�水平面上电阻为R的导体环质量为m在该平面上以与导线成θ角的初速度开始运动下列说法正确的 sketch template

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一无限长直导线有电流I有一矩形线圈与其共面如图16 4 11所示当电流I减小时矩形线圈将 图16 11 A�左平动 B sketch template

如图所示电流表的读数是 A05A B01A C04A D06A——青夏教育精英家教�—— sketch template

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13．如图4所示电源电压和灯泡电阻都保持不变当�动变阻器的�片P由中点�右移动时下列判断不正确的是 A．电流表和电压表的示数都增大 B sketch template

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如图所示的电路中当S1断开S2接a时电流表的示数是03A1求此时通过灯L1L2的电流分别是多�2当S1断开S2接b时 sketch template

如图所示的电路中电源的电压保持不变R1为定值电阻R2为�动变阻器闭合开关S�片P�右移动时则A．电流表A的示数变大B．电压表V的示 sketch template

如图所示水平面内一段通电直导线平行于匀强磁场放置当导线以左端点为轴在水平平面内转过90°时导线所受的安培力 A．大小不变 B．大小由零 sketch template

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百度教育 sketch template

如图所示的电路中电源电压保持不变．当�动变阻器的�片P�右�动时 电流表和电压表的示数变化情况是 A．电流表和电压表的示数都变大 sketch template

如图所示一通有电流I的长直导线静止在斜面上斜面处在与之垂直的匀强磁场中关于导线的受力下列说法正确的是 A．导线受三个力的作用其中安培 sketch template

如图所示的电路中电源电压为3V闭合开关后三个电流表A1A2A示数分别为I1I2I已知I=06AI1=04A则通过灯L1 sketch template

如图所示电流表的示数为12A12A电压表的示数为22V22V．对人体安全的电压是不高于36不高于36V．——青夏教育精英家教�—— sketch template

如图所示分别标出了一根垂直放置在磁场中的通电直导线其电流强度为I磁感应强度为B所受磁场力F三者的方�表述正确的是 A．B．C．D sketch template

如图所示的电路中电源两端的电压保持不变闭合开关SS1当�片P 移至�动变阻器R2的A端时电压表V1的示数为U1电压表V2的示数为 sketch template

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