如图所示，电流表a所测的电流是 A．通过l1上的电流 B．通过l2的电流 C．通过干路的电流 D．都有可能考点电流表的连接 Sketch Coloring Page

如图所示，电流表a所测的电流是 A．通过l1上的电流 B．通过l2的电流 C．通过干路的电流 D．都有可能考点电流表的连接 Template

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tomski如图所示，电流表a所测的电流是 a．通过l1上的电流 b．通过l2的电流 coloring

在“用电流表测电流 的实验中某同学连接的电路如图所示．1闭合开关观察到灯泡L1和L2的�光情况是 ．2针对上述现象该电路存在的 sketch template

如图所示电流表A1A2和A3的示数分别为12A08A和03A那么通过L1的电流为 A通过L2的电流为 A．题目和参考答案 sketch template

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如图所示，电流表A所测的电流是 A．通过L1上的电流 B．通过L2的电流 C．通过干路的电流 D．都有可能考点电流表的连接 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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如图甲所示用电流表测电路中的电流．1若将线头MN都接到电流表为“06 接线柱上闭合开关此时电流表的示数如图乙所示．则电流表测的是 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

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中考实验，电学当先参考� sketch template

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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

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如图所示电流表的连接正确的是 ABCD——青夏教育精英家教�—— sketch template

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如图所示其中电流表A的量程为06A表盘均匀划分为30个小袼每一小格表示002AR1的阻值等于电流表内阻的值R2的阻值等于电流表 sketch template

在“用电流表测电流 的实验中某同学连接的电路如图所示．1连接电路前开关应断开断开2闭合开关后观察到灯L1�光�光L2不�光不 sketch template

如图所示的电路中，电源电压保持不变。闭合开关S后，�片P从b端移动到a端的过程，电压表示数U与电流表示数I的关系图像如图所示。下列说法正确的是（ sketch template

如图所示电流表的连接正确的是 ABCD——青夏教育精英家教�—— 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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