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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sketch #5207 Gorilla by Jean-Benoit Renaud

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

电表（电压表和电流表）的读数知乎 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已知通过L1的电流为04 A通过L2的电流为06 A要求1用电流表测干路中的电流S为总开关用笔画线代替导线将图甲中 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

题目如图甲所示是用电流表测量电流的实物连接图请按要求回答1图甲中电流表测量的是通过灯泡 的电流2如果电流表的示数如图乙所示 sketch template

张明同学进行探究实验的电路如图1所示他用电流表分别在ABC三处测得电流如下表．请帮他完成如下几项工作测量处 A B C 电流安 sketch template

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

张明同学“探究串并联电路的电流规律实验 的电路如图1所示当把电流表分别在ABC三处时测得电流如下表所示．请你帮他完成如下几项工作测量 sketch template

1如图所示电流表的示数是 A电压表的示数是 V． 2测小灯泡的电阻小灯泡电阻约为6 Ω左右正常�光时通过它的电流约为03 A sketch template

题目如图所示的电路ab都是电流表由图可知 Aa测通过L1的电流b测通过L2的电流Ba测通过干路的电流b测通过L1的电流C sketch template

题目如图所示的电路中电源电压不变R1 为定值电阻R2为�动变阻器闭合开关 S 后在�片P从最左端�中点移动的过程中下列说法正确 sketch template

在“用电流表测电流 的实验中某同学接成如图5a所示的电路当开关闭合后两灯都�光两个电流表的指针所指位置均为图5b所示则通过灯 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

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

探究并联电路中电流规律的关系提出问题如图所示的电路中流过ABC各处的电流可能有什么关系设计实验与进行实验1按图所示连接电路 sketch template

如图所示的电路当开关S闭合后电流表A1的指针偏转了量程的电流表A2偏转了量程的所用的电流表为实验室用的双量程电流表求1通过灯泡 sketch template

在如图甲所示的电路中当闭合开关后两个电流表指针偏转如图乙所示则通过电阻R1和R2的电流分别为题目和参考答案——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

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是实验室常用的一种电流表的表盘．小明在连接电路前�现指针偏转情况如图a所示接下来他应进行的操作是对电流表进行调零当连好电路 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

在如图甲所示的电路中当闭合开关后两个电流表指针偏转均为图乙所示则通过电灯L1和L2的电流分别为 A．17A 034AB．1 sketch template

如图所示是同一个电流表的表盘在两次测电流时指针所指的位置那么甲图所示的电流表的量程是 此时电流表的示数是 乙图所示的电流表的量程是 sketch template

在探究串并联电路的电流规律时同学们首先连接了如图26所示电路．闭合开关后两电流表指针偏转情况如图27所示．1小龙�现灯L1较亮灯 sketch template

如图所示的元件按下列要求连接电路1L1和L2并联2电压表测总电压3电流表测L1的电流L1的电流约为03A4开关 sketch template

题目某同学利用如图所示的电路测量小灯泡的电阻小灯泡标有“2．5 V 的字样他记录的实验数据如下表所示其中有一次记录的电流表示数是错误 sketch template

在“用电流表测电流 的实验中小刚同学连接的电路如图小丽�现其中有两处错误这两处错误是1 2 ．题目和参考答案——青夏教育 sketch template

如图a所示是某同学用伏安法测电阻的实验电路当�动变阻器的�片�到某一位置时电流表的示数如图b所示其读数为032032A 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

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

如图a所示电路中电源电压为9伏且保持不变电压表量程0 3伏电流表量程0 06安定值电阻R1=20欧�动变阻器标有“15欧 2安 sketch template

如右图所示在探究“并联电路中干路的电流与各支路的电流关系实验中需要分别测出abc三点的电流 1画出测量b点电流的电路图并标明 sketch template

在如图所示的电流表中电流表A1的示数为05A电流变A2的示数为02A电流表A3的示数为04A求1A的示数为多�2 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A1A2和A3的示数分别为12A08A和03A那么通过灯L1的电流是 A L2的电流是 L3的电流是 sketch template

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