如图 甲所示当开关闭合时两灯均�光电流表a 与ai 的指针位置均为图 乙所示的刻度那么 L 电流表a A1读数是多� 2 Sketch Coloring Page

如图 甲所示当开关闭合时两灯均�光电流表a 与ai 的指针位置均为图 乙所示的刻度那么 L 电流表a A1读数是多� 2 Template

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sketch #3290 Calvin and Hobbes by অনন্ত জলিল

anonymous

anonymous
sketch #3290 Calvin and Hobbes by অনন্ত জলিল

sketch #5079 SketchToy Pencil by Sarah Prieto

anonymous

anonymous
sketch #5079 SketchToy Pencil by Sarah Prieto

sketch #1199

Jesus Ariel Valencia Mendez
sketch #1199

sketch #1846 zay

anonymous

anonymous
sketch #1846 zay

sketch #1648

Laura Agapi Asnicar
sketch #1648

sketch #2318

anonymous

anonymous
sketch #2318

sketch #2788 Yuno Gasai from Mirai Nikki by Cristina Love

Cristina Love
sketch #2788 Yuno Gasai from Mirai Nikki by Cristina Love

sketch #3337 Uryuu Minene by Michael Angcay

anonymous

anonymous
sketch #3337 Uryuu Minene by Michael Angcay

sketch #4279 Winnie the Pooh by Douglas Dalmora

anonymous

anonymous
sketch #4279 Winnie the Pooh by Douglas Dalmora

sketch #5263

anonymous

anonymous
sketch #5263

sketch #3547 Lady in red Toky Niaina Randrianarisoa

anonymous

anonymous
sketch #3547 Lady in red Toky Niaina Randrianarisoa

sketch #4829

anonymous

anonymous
sketch #4829

sketch #288 RK

anonymous

anonymous
sketch #288 RK

sketch #4454 Lisa by Muhammad Raiyaan

anonymous

anonymous
sketch #4454 Lisa by Muhammad Raiyaan

sketch #3523 My World My Way by Elena Artene

anonymous

anonymous
sketch #3523 My World My Way by Elena Artene

sketch #84

Chris Shrimp Lonsdale
sketch #84

sketch #3420

anonymous

anonymous
sketch #3420

sketch #4152

Nujie C Nobita
sketch #4152

sketch #937

anonymous

anonymous
sketch #937

sketch #15

Tom Kelly
sketch #15

sketch #839

anonymous

anonymous
sketch #839

sketch #669 Cluck

Rachel Roe
sketch #669 Cluck

sketch #2888 Jimi Hendrix by Meen Suksoi

anonymous

anonymous
sketch #2888 Jimi Hendrix by Meen Suksoi

sketch #5315

anonymous

anonymous
sketch #5315

sketch #3372 Erza by Konstantin Kuznetsov

anonymous

anonymous
sketch #3372 Erza by Konstantin Kuznetsov

sketch #4867 Johnny Depp Ronin Ronin

anonymous

anonymous
sketch #4867 Johnny Depp Ronin Ronin

sketch #3919 this is not my best but i did it because it looks very cool

anonymous

anonymous
sketch #3919 this is not my best but i did it because it looks very cool

sketch #3695

Mahmed Alhaj
sketch #3695

sketch #5279

anonymous

anonymous
sketch #5279

sketch #1249

Laura Agapi Asnicar
sketch #1249

tomski如图 甲所示当开关闭合时两灯均�光电流表a 与ai coloring

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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

18．如图7所示电路中当开关S1S2均闭合时A1的示数是0．32AA2的示数是0．56A A3的示数是这是因为 A4的示数是 sketch template

如图所示是小明同学研究串联电路中电流电压特点的实物连接图当开关闭合时灯L1不亮灯L2亮电流表的指针明显偏转电压表示数为电源电压 sketch template

如图所示电路中要测通过灯L1的电流应选乙图要测通过灯L2的电流应选丁图要测通过灯L1和L2的电流之和应选甲图闭合开关会烧坏电流 sketch template

如图甲所示 当开关闭合时 电流表测量的是通过（填“L1”、“L2”或“L1和L2”）的电流。两个灯泡的连接方式出卷� sketch template

1如图甲所示电路中要使灯L1和L2连接成并联电路应闭合S2S3同时断开开关S1要使两灯连接成串联电路应闭合开关S1同时断开开关 sketch template

如图所示电路中的总电压和灯L的电阻保持不变当闭合开关S1断开开关S2和S3时灯L正常�光电压表示数为6V当闭合开关S1S2断开 sketch template

如图所示当开关闭合时如果�动变阻器�动触头�同左�动安培表和伏特表的示数变化应是 A．的示数变大的示数变小 B．的示数变小的示数变 sketch template

如图所示若开关S闭合后灯L1L2均不亮小华同学利用一根导线去查找电路故障当她将导线连接在灯L1两端时两灯均不亮将导线连接在灯L2 sketch template

如图所示当开关S闭合时电流表A1A2的示数分别为I1I2则 I1I2的大小关系是AI1=I2BI1＞I2CI1＜I2D无法 sketch template

如图所示的电路中当开关S闭合甲乙两表为电压表时两表读数之比U甲U乙为31当开关S断开甲乙两表为电流表时两表的读数之比I甲 sketch template

在如图所示的电路中电源电压保持不变闭合开关S1S2两灯都�光当把开关S2断开时下列情况中正确的是 A．L1亮度不变B．电流表示 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当开关S1S2S3都闭合时能�光的灯是 当闭合开关S1断开开关S2S3时能�光的灯是它们是．题目和参考答案 sketch template

如图 甲所示当开关闭合时两灯均�光电流表A 与AI 的指针位置均为图 乙所示的刻度那么 L 电流表A A1读数是多� 2 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L1L2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

如图所示在检查照明电路故障时常先断开所有开关然后将一个普通的白炽灯L与熔断的熔丝并联．当闭合开关SS1时校验灯L正常�光说明L1所在 sketch template

如图所示开关S闭合后两灯都�光电压表测出的电压有以下三种说法其中正确的是 A．灯L1两端的电压B．灯L2两端的电压C．灯L1L2 sketch template

如图所示电路甲乙丙分别是电流表或电压表当开关S闭合时灯L�光．现把变阻器的�片P�右移动则甲乙丙三个表的示数变化情况分别是A sketch template

如图所示当甲乙两表为电压表时闭合开关S两表的示数之比为U甲U乙为41当甲乙两表为电流表时开关S断开两表的示数之比为I甲I sketch template

如图所示的电路中电源电压保持不变R为定值电阻当开关闭合时标有“6V 3W 的小灯泡L恰好正常�光若保持R不变将L换成另一只标有 sketch template

如图所示的电路中当开关S闭合时 A．只有灯L1能�光B．只有灯L2能�光C．两灯都能�光D．两灯都不能�光题目和参考答案——青夏教育 sketch template

如图所示是小莉同学研究串联电路中电流电压规律时的实物连接图当开关闭合时灯L1不亮灯L2亮电流表和电压表均有读数则故障原因可能是 sketch template

如图所示电路开关S1闭合后S2的断开与闭合使电流表A2的两次示数之比为35由此可知R1与R2的阻值之比为23S2断开再闭合的过程 sketch template

题目如图所示的电路中电源电压为 6V且保持不变�动变阻器 R 的规格为“40Ω 1A 定值电阻 R1的规格为“10Ω 05A 只 sketch template

如图所示的电路中123456为连接点的标号．在开关闭合后�现小灯泡不亮．现用多用电表检查电路故障需要检测的有电源开关小 sketch template

如图所示电路中甲乙两处分别接入电流表或电压表当S闭合后为使两灯均能�光则 A 甲接电流表乙接电压表B 甲乙均接电流表C sketch template

题目如图所示的电路中电源电压恒为3V灯泡L1标有“3V 3W L2标有“6V 的字样电流表的量程为0 06A电压表的量程 sketch template

小明同学连接了如图所示的实验电路．实验时他注意比较了电路在开关闭合前后的现象．下列符合观察事实的是A开关闭合前后灯泡均能�光B开关闭合 sketch template

小明同学按照如图所示的电路进行实验探究两个灯的规格相同．当开关闭合时其中一个灯亮一个灯不亮电压表有示数．如果只有一处故障则 灯亮选 sketch template

如图甲所示两灯泡L1L2在盒内的连接方式未知电源不变．开关闭合后两灯均�光电流表读数为045A．若把L1取下L2仍�光电流表读数 sketch template

如图所示电路中甲乙两处分别接入电流表或电压表．当S闭合后为使两灯均能�光则 A．甲接入电流表乙接入电压表B．甲乙均接入电流表C sketch template

如图所示的电路当都断开此电路是．当闭合断开时电路是 当都闭合时电路是．填“通路 “断路或“短路题目和参考答案 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

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