如图所示电路中电源电压为3伏灯泡l1l2阻值分别为12欧和3欧甲乙两处可分别接入电流表或电压表则下列说法中正确的是 A．断开 Sketch Coloring Page

如图所示电路中电源电压为3伏灯泡l1l2阻值分别为12欧和3欧甲乙两处可分别接入电流表或电压表则下列说法中正确的是 A．断开 Template

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More Sketches

Take a peek at some of the sketches created by our users, are you a sketchite?

sketch #4478

Hank Henry Armstrong
sketch #4478

sketch #1133 vinks

anonymous

anonymous
sketch #1133 vinks

sketch #1131 nərgiz

anonymous

anonymous
sketch #1131 nərgiz

sketch #76

Rachel Roe
sketch #76

sketch #4661 Woodpecker by Hsien-Ying Hsieh

anonymous

anonymous
sketch #4661 Woodpecker by Hsien-Ying Hsieh

sketch #5154

anonymous

anonymous
sketch #5154

sketch #1122 norooz

anonymous

anonymous
sketch #1122 norooz

sketch #1138

anonymous

anonymous
sketch #1138

sketch #1068 dançando

anonymous

anonymous
sketch #1068 dançando

sketch #1119 crimson

anonymous

anonymous
sketch #1119 crimson

sketch #3513

anonymous

anonymous
sketch #3513

sketch #3547 Lady in red Toky Niaina Randrianarisoa

anonymous

anonymous
sketch #3547 Lady in red Toky Niaina Randrianarisoa

sketch #4682 Elvis Presley by Nassim Nouri

anonymous

anonymous
sketch #4682 Elvis Presley by Nassim Nouri

sketch #2678 Portrait by Jocelyn Alejandra Rantul

Jocelyn Alejandra Rantul
sketch #2678 Portrait by Jocelyn Alejandra Rantul

sketch #1452 donara

Donara Smbatyan
sketch #1452 donara

sketch #1145

anonymous

anonymous
sketch #1145

sketch #1853 scribble

anonymous

anonymous
sketch #1853 scribble

sketch #4387 dong air

anonymous

anonymous
sketch #4387 dong air

sketch #20471

anonymous

anonymous
sketch #20471

sketch #342 Forest scene

Chris Shrimp Lonsdale
sketch #342 Forest scene

sketch #4566 Edward Scissorhands by Angel Ördoñez

anonymous

anonymous
sketch #4566 Edward Scissorhands by Angel Ördoñez

sketch #15

Tom Kelly
sketch #15

sketch #4319

anonymous

anonymous
sketch #4319

sketch #2479 C 'est qui ? Un rasta qui a manger trop de poulpe farcis. ? Un vieux chanteur de blue grass ? Najdica tomktoo ? A vous de me dire...

Pascal Quéru
sketch #2479 C 'est qui ? Un rasta qui a manger trop de poulpe farcis. ? Un vieux chanteur de blue grass ? Najdica tomktoo ? A vous de me dire...

sketch #4821 Johnny M. by Z Ionut Ady

anonymous

anonymous
sketch #4821 Johnny M. by Z Ionut Ady

sketch #865

Laura Agapi Asnicar
sketch #865

sketch #5230

anonymous

anonymous
sketch #5230

sketch #2901 Smurf by Ronny Alexander Nikolaevich

anonymous

anonymous
sketch #2901 Smurf by Ronny Alexander Nikolaevich

sketch #4055

anonymous

anonymous
sketch #4055

sketch #113

Rachel Roe
sketch #113

tomski如图所示电路中电源电压为3伏灯泡l1l2阻值分别为12欧和3欧甲乙两处可分别接入电流表或电压表则下列说法中正确的是 a．断开 coloring

百度教育 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

第一讲 电路的基本概念和基本定律知乎 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

如图所示电路中电源电压为3伏灯泡L1L2阻值分别为12欧和3欧甲乙两处可分别接入电流表或电压表则下列说法中正确的是 A．断开 sketch template

如图所示的电路中电源电压保持不变．当开关S断开时电压表示数为3V．当开关S闭合时电压表示数为12V．开关闭合时电源电压是3V灯L1 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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

一轮复习：描绘小灯泡伏安特性曲线知乎 sketch template

如图所示电路中电源电压可调小灯泡L1小有“6V 6W 的字样小灯泡L2L3标有“6V 12W 的字样．假设小灯泡电阻不变1闭合 sketch template

如图所示的电路中电源电压恒为3V．闭合开关两灯�光电压表显示2V若L1功率1W则电路总功率为1515W．一段时间后两灯泡突然 sketch template

如图所示的电路中电源电压保持不变当开关闭合�片由b端�a端移动的过程中以下说法正确的是 A．电压表的示数减小电流表的示数增大B sketch template

如图所示的电路中灯泡L1L2上分别标有“6V 3W “6V 9W 的字样两灯泡的电阻电源电压均保持不变．当开关S1闭合S2拔至a时 sketch template

如图所示的电路中电源的电压不变灯L3的阻值为10Ω当闭合开关S后电流表的示数为1A电压表的示数为2V过一段时间后电压表示数为6V sketch template

某同学在“测量小灯泡电阻 的实验中设计了如图22甲所示的电路图小灯泡上标有“38V15W 字样请完成和解答下列问题 1在图22 sketch template

如图所示电路电源电压不变灯泡L标有“6V 3W 字样．当S闭合S1S2断开�片P从b端�到中点时电流表的示数变化了01A此时 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

如图所示的电路中电源电压表电流表都是理想的当�动变阻器的触头由a端�b端�动时下列说法正确的是 A．电压表增大电流表读数增大B sketch template

在如图所示的电路中电源电压保持不变电流表的量程分别为0 06安和0 3安电压表的量程分别为0 3伏和0 15伏电阻R1和R2的阻值 sketch template

如图甲所示电路，电源电压恒为6V，�动变阻器R的规格为“25Ω、1A”，电流表量程选择“0∼06A”，电压表量程选择“0∼3V”，小灯泡上标 sketch template

如图所示电路中电源电压恒定Rl为定值电阻R2为�动变阻器．闭合开关S后�动变阻器�片自b�a移动的过程中 A．电压表V2的示数变小 sketch template

如图所示电路中电源电压恒为12V电流表A1A2的量程分别为06A3A�动变阻器R2标有“2A 50Ω 字样将�动变阻器�片P调到 sketch template

如图所示电路中电源电压保持不变灯L标有“12V 12W 字样R2=12Ω当S1S2都闭合时电流表示数为12A这时灯L正常�光 sketch template

如图所示电路中电源电压不变当开关S断开时V1的示数为5 VV2的示数为7 V当开关S闭合时V1的示数为9 VV2的示数为54 sketch template

如图所示的电路电阻R1=2ΩR2=3ΩR3=1Ω串联在电路中电源电压U=6v闭合开关K电压表的示数约为4V则 A．R1断路 sketch template

如图所示的电路中电源电压为3V闭合开关后三个电流表A1A2A示数分别为I1I2I已知I=06AI1=04A则通过灯L1 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

如图所示电路中电源电压适当要使电铃和电灯同时有电流通过以下做法中正确的是A．闭合S2断开S1S3 B．断开S3闭合S1S2 C sketch template

如图所示电路中电源电压U=45V且保持不变定值电阻R1=5Ω变阻器R2最大电阻为20Ω电流表量程为0 06A电压表量程为0 sketch template

27． 如图21所示的电路中电源电压为9V且保持不变灯泡上标有“6V 6W 字样当�动变阻器的�片置于最右端时电压表的读数为2V求 sketch template

如图所示电路中电源的电压是9 V小灯泡是“6 V 3 W �动变阻器�动片P从M移到N时连入电路的变阻器的电阻值从0变到12Ω．1 sketch template

如图所示的电路中电源电压为9V当开关闭合时灯L1两端的电压也为9V则产生故障的原因可能是 或 ——青夏教育精英家教�—— sketch template

如图所示电路中电源电压为3伏灯泡L1L2阻值分别为12欧和3欧甲乙两处可分别接入电流表或电压表则下列说法中正确的是 A．断开 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a所示的电路中电源电压保持不变闭合开关S后�动变阻器的�片P由a端移动到b端时测得电阻R两端的电压U与通过R的电流I的变化关系 sketch template

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