如图所示电路中电源电压为3伏灯泡l1l2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l1l2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 #21085 Tobirama by Enrique L. Manly

anonymous

anonymous
sketch #21085 Tobirama by Enrique L. Manly

sketch #4161

Hank Henry Armstrong
sketch #4161

sketch #2678 Portrait by Jocelyn Alejandra Rantul

Jocelyn Alejandra Rantul
sketch #2678 Portrait by Jocelyn Alejandra Rantul

sketch #4915 Marshall Lee Gopal Gopi

anonymous

anonymous
sketch #4915 Marshall Lee Gopal Gopi

sketch #2279 puppetsss

anonymous

anonymous
sketch #2279 puppetsss

sketch #1430

Laura Agapi Asnicar
sketch #1430

sketch #4478

Hank Henry Armstrong
sketch #4478

sketch #5062

anonymous

anonymous
sketch #5062

sketch #2892 Joker by Frank Aguiar Au

anonymous

anonymous
sketch #2892 Joker by Frank Aguiar Au

sketch #2055 Flower

Raisa Mahmud
sketch #2055 Flower

sketch #5326

anonymous

anonymous
sketch #5326

sketch #4305 Burka,

Ainhoa White
sketch #4305 Burka,

sketch #3148

anonymous

anonymous
sketch #3148

sketch #113

Rachel Roe
sketch #113

sketch #3399 zay lin

Zay Lin
sketch #3399 zay lin

sketch #5224

anonymous

anonymous
sketch #5224

sketch #5264

anonymous

anonymous
sketch #5264

sketch #949 jbj

anonymous

anonymous
sketch #949 jbj

sketch #3264 Lisa by Shaban Khan

anonymous

anonymous
sketch #3264 Lisa by Shaban Khan

sketch #126

Chris Shrimp Lonsdale
sketch #126

sketch #4287 eye

anonymous

anonymous
sketch #4287 eye

sketch #970 Depression

anonymous

anonymous
sketch #970 Depression

sketch #5285

anonymous

anonymous
sketch #5285

sketch #5221

anonymous

anonymous
sketch #5221

sketch #2877 Elvis by Karoline Castillo

anonymous

anonymous
sketch #2877 Elvis by Karoline Castillo

sketch #4601 PSY Gentleman by Luis Daniel Sanchez Ramirez

anonymous

anonymous
sketch #4601 PSY Gentleman by Luis Daniel Sanchez Ramirez

sketch #4388 Homer and the Cherry

anonymous

anonymous
sketch #4388 Homer and the Cherry

sketch #3554 Dr. House by Carrieann Benthem

anonymous

anonymous
sketch #3554 Dr. House by Carrieann Benthem

sketch #4713

anonymous

anonymous
sketch #4713

sketch #2996 American Flag

James Forest
sketch #2996 American Flag

tomski如图所示电路中电源电压为3伏灯泡l1l2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

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

一轮复习：描绘小灯泡伏安特性曲线知乎 sketch template

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

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

如图所示的电路中灯泡L1L2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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

题目如图所示L1L2L3为三个小灯泡V1V2为两个电压表电源是由4节干电池串联成的电池组V1的示数为3VV2的示数为5V 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L2L3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灯泡L1L2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两个电路中电源电压保持不变闭合开关S当�动变阻器的�片P都�右移动时灯泡LlL2的亮度变化是A．LlL2都变亮B．L1 sketch template

如图所示电路中电源电压不变闭合开关S后灯泡L1．L2都�光．一段时间后其中一只灯泡突然熄灭另一只灯泡仍然�光而电压表V1的示数变小 sketch template

题目如图甲的电路中电源电压保持不变闭合开关后�片P由b端移到a端电流表示数I与电压表示数U的变化关系如图乙所示则可判断电源电压是 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

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，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

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

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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

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

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

如图电路中灯泡L1标有“24V 8W L2标有“24V 16W 电源电压恒为24V闭合开关后 A．电流表A1和A2的示数相同B sketch template

如图a所示电路中电源电压为9伏且保持不变电压表量程0 3伏电流表量程0 06安定值电阻R1=20欧�动变阻器标有“15欧 2安 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

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

题目如图所示电路中电源电压保持不变闭合开关S后将�动变阻器R的�片P�左移动在此过程中 A电压表V1示数变小电压表V2示 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

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