如图所示的电路当电路闭合后电流表a1的示数如图所示a2的示数如图所示．1请写出流过电灯l2的电流和干路中电流大小并说明判断依据 Sketch Coloring Page

如图所示的电路当电路闭合后电流表a1的示数如图所示a2的示数如图所示．1请写出流过电灯l2的电流和干路中电流大小并说明判断依据 Template

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sketch #4939 Zelda by Jeanie Wagenknecht

anonymous

anonymous
sketch #4939 Zelda by Jeanie Wagenknecht

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anonymous

anonymous
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sketch #5047 Pikachu and Raichu by Saiful Farizam

anonymous

anonymous
sketch #5047 Pikachu and Raichu by Saiful Farizam

sketch #3779 RIP Hugo Chavez Joey Hyuuga

anonymous

anonymous
sketch #3779 RIP Hugo Chavez Joey Hyuuga

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anonymous

anonymous
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sketch #2206

anonymous

anonymous
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sketch #5162 Alien by KiNg Buamir

anonymous

anonymous
sketch #5162 Alien by KiNg Buamir

sketch #120 a pretty flower

Carly Kelly
sketch #120 a pretty flower

sketch #1118 easy zombie

anonymous

anonymous
sketch #1118 easy zombie

sketch #1477 123 viva l 'algerie

anonymous

anonymous
sketch #1477 123 viva l 'algerie

sketch #5153 Random Access Memories by Khin Nyunt

anonymous

anonymous
sketch #5153 Random Access Memories by Khin Nyunt

sketch #5002 Jimi Hendrix by Piter Olimpo

anonymous

anonymous
sketch #5002 Jimi Hendrix by Piter Olimpo

sketch #2608 Beauty and the Beast by sketchmaster

sketchmaster
sketch #2608 Beauty and the Beast by sketchmaster

sketch #4549

anonymous

anonymous
sketch #4549

sketch #5207 Gorilla by Jean-Benoit Renaud

anonymous

anonymous
sketch #5207 Gorilla by Jean-Benoit Renaud

sketch #5351

anonymous

anonymous
sketch #5351

sketch #5434

anonymous

anonymous
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sketch #3107 Hitman by Miguel Edgardo Montes Cuaresma

anonymous

anonymous
sketch #3107 Hitman by Miguel Edgardo Montes Cuaresma

sketch #3290 Calvin and Hobbes by অনন্ত জলিল

anonymous

anonymous
sketch #3290 Calvin and Hobbes by অনন্ত জলিল

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Laura Agapi Asnicar
sketch #873

sketch #3339 Sasuke by Jean-Benoit Renaud

anonymous

anonymous
sketch #3339 Sasuke by Jean-Benoit Renaud

sketch #4093 freefree

anonymous

anonymous
sketch #4093 freefree

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anonymous

anonymous
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sketch #3567 Worried Girl by Juvenilia Alexandrino

anonymous

anonymous
sketch #3567 Worried Girl by Juvenilia Alexandrino

sketch #2460 Zayn Malik of One Direction by sketchmaster

sketchmaster
sketch #2460 Zayn Malik of One Direction by sketchmaster

sketch #1041 strawberries

anonymous

anonymous
sketch #1041 strawberries

sketch #2638 Cliff cool

sketchmaster
sketch #2638 Cliff cool

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anonymous

anonymous
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sketch #1447 donara

Donara Smbatyan
sketch #1447 donara

sketch #3378

anonymous

anonymous
sketch #3378

tomski如图所示的电路当电路闭合后电流表a1的示数如图所示a2的示数如图所示．1请写出流过电灯l2的电流和干路中电流大小并说明判断依据 coloring

第一讲 电路的基本概念和基本定律 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．17A 034AB．1 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

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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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

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甲所示的电路中电源电压恒定不变R2=30Ω通过R1的电流随它两端电压变化关系如图乙所示则下列计算正确的是A．R1的阻值大小是 sketch template

在如图所示的电路中，电源电压保持不变，定值电阻R1的阻值为10Ω，�动变阻器R2上标有“2A”字样。闭合开关S，移动�片P至电路中的电流最大 sketch template

题目如图所示的电路中S1闭合S2断开时甲乙是电流表Ⅰ甲I乙=13此电路通电一分钟所产生的热量为Q1当S1S2都闭合时甲 sketch template

如图所示电路电源电压为3V闭合开关S1S2电流表A1示数为02A电流表A2的示数为06A则灯L1的电阻为 Ω当开关S2断开时 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

题目1如图甲所示的电路当开关S闭合后电流表的指针偏转如乙图所示其中电流表A1测量的是通过选填“电源 “L1 或“L2 的 sketch template

2闭合电路的欧姆定律 sketch template

在如图所示的电路中电源两端的电压保持不变 当只闭合开关S和S1时灯L1正常�光电压表V1 的示数U1与电压表V2的示数U2之比U1 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

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则电阻R1和R2中的电流分别为 A．12A022AB．098 sketch template

如图所示电路电源电压U不变当开关S1S2S3都闭合时电路处于选填“断路 “短路或“通路状态若只闭合开关S2小灯泡L1 sketch template

在如图所示的电路中电源电压保持不变闭合开关S当�动变阻器的�片P�左移动时下列分析正确的是 A．电流表A示数变小B．电压表V示数变 sketch template

两个定值电阻R1、R2并联在电路中如图甲所示它们的电流与其两端的电压关系如图乙所示闭合开关S则R1R2产生的热量之比为 A 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

如图所示的电路中闭合开关S后比较abcd四处电流大小其中不正确的是 A．Ia＞IbB．Ia=IdC．Ia＞IdD．Id＞Ic sketch template

在图a所示的电路中当电键S闭合后两个电流表的指针偏转至表盘的同一位置如图b所示．则电阻R1和R2的阻值之比为 A．14B sketch template

如图所示的电路当电路闭合后电流表A1的示数如图所示A2的示数如图所示．1请写出流过电灯L2的电流和干路中电流大小并说明判断依据 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

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

在如图所示的电路中电源电压保持不变电阻R1 的阻值为20Ω闭合开关S电流表A1的示数为03A电流表A 的示数为05A．求1 sketch template

27．如图所示的电路电源电压和灯丝电阻保持不变开关S闭合后在�动变阻器�片�左�动过程中电压表V的示数 电流表A1的示数 电流表 sketch template

如图所示的电路电源电压不变．当开关S由断开到闭合电路中 A．电流表示数不变电阻R2两端电压减小B．电流表示数变大电阻R2的功率变大 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

如图所示的电路R1=30ΩR2=10Ω开关S闭合后电流表A的示数为04A求R1两端的电压U1通过R2的电流I2和总电流I．题目 sketch template

如图所示的电路R1=30ΩR2=10Ω开关S闭合后电流表A的示数为05A求1电源电压U2通过R2的电流3求干路中 sketch template

12．在如图所示的电路中电源电压恒定为U电键闭合后将�动变阻器R2的�片P�左�动时电路中的小灯泡L1L 2和L 3的亮度变化情况是 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1A的示数为多�2 sketch template

在如图所示的电路中当开关S1闭合S2断开时电压表的示数为25V当开关S1断开S2闭合时电压表的示数为6V则灯泡L2两端的电压为A sketch template

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