如图所示灯l1和l2是 联如果电流表a1的示数为12a电流表a2的读数是04a则通过灯l1的电流为 A通过灯l2的电流是 A Sketch Coloring Page

如图所示灯l1和l2是 联如果电流表a1的示数为12a电流表a2的读数是04a则通过灯l1的电流为 A通过灯l2的电流是 A Template

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sketch #1221 səhər
abbasova
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seve
anam da
çox
sevir

anonymous

anonymous
sketch #1221 səhər abbasova gözəi qız hamı məni çox seve anam da çox sevir

tomski如图所示灯l1和l2是 联如果电流表a1的示数为12a电流表a2的读数是04a则通过灯l1的电流为 a通过灯l2的电流是 coloring

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

如图所示的电路中若要使灯L1和L2组成并联电路应闭合开关应断开开关 A．S2S3S1B．S1S3S2C．S1S2S3——青 sketch template

如图甲所示小灯泡L1和L2额定电压均为6VAB分别为L1和L2中的电流随两端电压变化关系的曲线．现将两灯连入图乙所示电路中使其中一个 sketch template

如图所示电源电压保持不变灯L1和L2的阻值不随温度变化．当开关S闭合时通过灯L1的电流为3A当开关S断开时灯L2消耗的电功率为10W sketch template

如图所示电压表V1测量的是 两端的电压电压表V2是测量两端的电压． L2 L1 解析由电路图可知L1与L2串联电压表V1并联在 sketch template

如图所示L1L2两灯的电阻分别是R1R2．当S1S3 闭合S2断开时L1L2 正常�光．当S1S3断开S2闭合时L1L2的 sketch template

小强用电压表串联电路中灯泡两端的电压如图甲所示．电压表测的是灯 电压填“L1 或“L2 ．此时电压表示数如图乙所示电压表读数是 V 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

如图2所示电路，当开关S闭合后，L1、L2均能�光，电流表、电压表均有示数．过一会儿，两灯都不�光．电流表、电压表的示数均为零，可能�生的故障 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两只相同的白炽灯L1和L2串联接在电压恒定的电路中．若L1的灯丝断了经搭丝后与L2．串联重新接在原电路中则此时L1的亮度与灯丝 sketch template

28．在图所示“组成串联电路 的实验中当开关S闭合后灯L1L2均不亮某同学用一根导线去查找电路的故障他将导线先并接在灯L1两端时 sketch template

如图甲所示的电路电源电压为6V灯泡L1和L2均标有“6V6W 字样其电流随电压变化的曲线如图乙所示．如果同时闭合开关SS1可使两灯 sketch template

如图所示电路如果同时闭合开关S1S3且断开S2则灯L1L2为 联要使灯L1L2组成串联电路只要闭合开关．——青夏教育精英家教�—— sketch template

如图所示已知L1和L2是两个灯泡��和�是三个电表为电流表或电压表开关闭合时下列说法正确的是 A．若�是电流表�和�是电压表 sketch template

如图所示闭合开关后安培表A1A2A3的示数分别为1A05A03A问通过灯L1的电流是 A通过灯L2的电流是 A通过灯L3 sketch template

如图所示的电路中当S1S2都闭合时则 A L1L2串联 B L1L2并联 C 灯L1被短路 D 灯L2短路解析 sketch template

如图所示电路如果要使灯L1和L2并联则需要闭合开关 如果要使灯L1和L2串联则需要闭合开关题目和参考答案——青夏教育精英家教�—— sketch template

如图所示电路电流表A1读数为018A电流表A2读数为032A通过灯泡L3的电流为015A求1通过L1和L2的电流分别是多大 sketch template

如图所示闭合开关S如果A1示数为05AA2示数为04AA3示数为07A则通过灯L1L2L3的电流为多�A 题目和参考答案 sketch template

如图所示当开关S闭合时�现只有一灯�光且电压表示数为45V产生这一现象的原因可能是 A灯L1断路 B灯L1短路 C灯L2 sketch template

如图所示电灯L1L2L3的连接方式是 电流表A1是测量 的电流电流表A2是测量 的电流．测得A1的电流为05A和A2的电流为0 sketch template

如图所示电路要使灯泡L1和L2组成串联电路应该 A．只闭合S3B．只闭合S2C．同时闭合S1和S2D．同时闭合S1和S3——青夏教育 sketch template

如图所示是探究并联电路中的电流关系的实物连接图1请在方框中画出相应的电路图2如果某同学做这个实验时已分别测出通过灯泡L1和L2的 sketch template

如图所示把一盏“10V5W 的电灯L1和电阻R串联后接在某一电压不变的电源上如图甲L1正常�光若换上一盏“10V6W 的电灯L2 sketch template

如图所示电路中甲乙丙分别为电流表或电压表要使电路中的灯L1和L2串联则乙为 表丙为电压表要使电路中的灯L1和L2并联则甲为 表 sketch template

如图所示电流表A1A2和A3的示数分别为12A08A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

如图所示把两个小灯泡接入由四节干电池每节干电池的电压为15V组成的电源两端闭合开关电流表A的示数是12A电流表A2的示数是0 sketch template

小红做实验时他按如图所示的电路图连接好电路闭合开关后�现两灯均不亮故障原因是两只灯泡中只有一只是坏的．现给你一根导线一个电压表一只 sketch template

如图1所示电路下列说法正确的是 AL1L2串联 B开关S只控制L2 图1 C电流表测干路中电流 D——青夏教育精英家教�—— sketch template

如图所示电路中电压U保持不变电流表的示数为1A如果R1与R2的等效电阻为R并且R1R=53电阻R2消耗的电功率为24W则电阻 sketch template

百度教育 sketch template

在如图所示的电路中，有两根导线尚未连接，请用笔画线代替导线补上．补上后要求：闭合电键S后，灯L1和L2都能�光，且电流表只测量通过灯L2的电流 sketch template

如图所示若经开关闭合电流表A1的读数为12A电流表A2的读数为04A1求通过L2的电流2若电压表示数为29V求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

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