22． 1如图是把量程为3的电流表改装成欧姆表的示意图其中电池的电动势经改装后若将原电流表3刻度处的刻度值定为零位置则2刻度处应标 Sketch Coloring Page

22． 1如图是把量程为3的电流表改装成欧姆表的示意图其中电池的电动势经改装后若将原电流表3刻度处的刻度值定为零位置则2刻度处应标 Template

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sketch #2797 Homer by Na Ruro

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sketch #5054 Angelina Jolie by Hailey So Pretty

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sketch #2777 Ralph & Vanellope by Alexander Volodimirovich Danilchenko

Alexander Volodimirovich Danilchenko
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tomski22． 1如图是把量程为3的电流表改装成欧姆表的示意图其中电池的电动势经改装后若将原电流表3刻度处的刻度值定为零位置则2刻度处应标 coloring

22． 1如图是把量程为3的电流表改装成欧姆表的示意图其中电池的电动势经改装后若将原电流表3刻度处的刻度值定为零位置则2刻度处应标 sketch template

22． 1如图是把量程为3的电流表改装成欧姆表的示意图其中电池的电动势经改装后若将原电流表3刻度处的刻度值定为零位置则2刻度处应标 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

一轮复习：电表的改装 知乎 sketch template

如图所示四个相同的电流表分别改装成两个安培表和两个伏特 表安培表A1的量程大于A2的量程伏特表V1的量程大于V2的量程把它们按图接入 sketch template

如图甲所示是一种家庭水箱水位测量装置示意图，电源电压18V保持不变，电压表量程0〜15V，电流表量程0〜3A，R0是阻值为10Ω的定值电阻 sketch template

题目如图所示电流表量程为0 06A电压表量程为0 15V电阻R0=30Ω电路两端电压恒为U=24V当�动变阻器接入电路的电阻 sketch template

2．电流表的读数方法 1确认选用的量程电流表的量程是指电流表的指针满刻度时所表示的电流值 2确认每一大格和每一小格所表示的电流 sketch template

电表（电压表和电流表）的读数知乎 sketch template

如图1所示小灯泡L上标有“6V 3W 字样电流表量程为0 06A电压表的量程为0 15V变阻器R的最大电阻为100Ω．只闭合S1� 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

题目如图甲所示电源电压恒为5V电压表量程为03V电流表量程为006A�动变阻器的规格为“10Ω 1A 灯泡L的额定电压为 sketch template

题目如图所示电源电压恒为8 VR1=10 Ω�动变阻器的规格是“20 Ω 05 A 电流表的量程为“0 3 电压表的量程为 sketch template

题目如图所示电路中电源电压恒为45V电压表量程为0 3V电流表的量程为0 06A�动变阻器的规格为“35Ω 2A 灯泡铭牌标 sketch template

题目某兴趣小组自制了一个多量程的欧姆表其电路图如图甲所示其中电池的电动势E = 15 V内阻可忽略不计表头G量程Ig 60 sketch template

如图所示是把量程为3mA的电流表改装成欧姆表的结构示意图其中电池电动势E=15V经改装后若将原电流表3 MA刻度处的刻度值定为零位置 sketch template

用两个相同的小量程电流表分别改装成了两个量程不同的大量程电流表A1A2若把A1A2分别采用并联或串联的方式接入电路如图所示则闭合 sketch template

12分在学习了串并联的基本规律后�们可以把一个最大量程为的电流计分别改装成电压表和更有大量程的电流表1若已知该电流计的内阻为 sketch template

（1）如图1所示，是实验室中常见电流表的示意图，请你写出从图中得到的两条信息：电流表选择的量程是 ；电流表的示数为 sketch template

9．某同学用一只有0 06A和O 3A两个量程的电流表研究图5 19甲电路中通过a和b的电流当电流表接在a点时指针的位置如图乙所示当电流 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ABC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

如图所示是双量程电流表原理图．当使用ab两端点时量程是1A使用ac两端点时量程变为01A．已知表头内阻为200Ω满偏电流为2mA则 sketch template

如图所示是有两个量程的电压表当使用ab两个端点时量程为0 10V当使用ac两个端点时量程为0 100V已知电流表的内阻为500Ω sketch template

3如图是多用表的刻度盘当选用量程为50mA的电流挡测量电流时表针指于图示位置则所测电流为 MA若选用倍率为“×100 的电阻挡测电阻时 sketch template

题目某物理兴趣小组设计了如图a所示的欧姆表电路通过控制电键S和调节电阻箱可使欧姆表具有“×1 和“×10 两种倍率所用器材如下A sketch template

13．用量程为5mA的电流表改装成一欧姆表其电路如图5所示已知电源电动势为1．5V那么原来表盘上2mA刻度线处改写为电阻值是 Ω4mA sketch template

如图所示是双量程电流表原理图．当使用ab两端点时量程是1A使用ac两端点时量程变为01A．已知表头内阻为200Ω满偏电流为2mA则 sketch template

有一电流表G内阻Rg=10Ω满偏电流Ig=1mA现把它改装成量程是6V的伏特表和量程为2A的安培表电路如图所示．1当S1和S2都断开 sketch template

如图所示将一个电流表G和另一个电阻连接可以改装成伏特表或安培表则甲图对应的是 表要使它的量程加大应使R1 乙图是 表要使它的量程 sketch template

1如图所示是将电流表改装成欧姆表的结构原理图电池的电动势是15V内阻未知电流表满偏电流是30mA将电流表的“30mA 刻度线标为 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

一轮复习：电表的改装 知乎 sketch template

如图所示是双量程电流表原理图．当使用ab两端点时量程是1A使用ac两端点时量程变为01A．已知表头内阻为200Ω满偏电流为2mA则 sketch template

如图所示是双量程电流表原理图．当使用ab两端点时量程是1A使用ac两端点时量程变为01A．已知表头内阻为200Ω满偏电流为2mA则 sketch template

22． 1如图是把量程为3的电流表改装成欧姆表的示意图其中电池的电动势经改装后若将原电流表3刻度处的刻度值定为零位置则2刻度处应标 sketch template

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