如图所示的电路当闭合开关s时以下说法正确的是 A．电路中的总电阻不变 b．电路中的总电阻增大 c．灯l变亮 d．灯l变暗——青夏教育 Sketch Coloring Page

如图所示的电路当闭合开关s时以下说法正确的是 A．电路中的总电阻不变 b．电路中的总电阻增大 c．灯l变亮 d．灯l变暗——青夏教育 Template

Background image: Hide Show

View Larger Image Image Credit: 1010jiajiao.com

please wait, the page is loading...

More Sketches

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

sketch #3800

Fon Talesrunner
sketch #3800

sketch #4710

anonymous

anonymous
sketch #4710

sketch #1695

anonymous

anonymous
sketch #1695

sketch #2635 Zoidberg by sketchmaster

sketchmaster
sketch #2635 Zoidberg by sketchmaster

sketch #1289 peace within

anonymous

anonymous
sketch #1289 peace within

sketch #5215

anonymous

anonymous
sketch #5215

sketch #4902

anonymous

anonymous
sketch #4902

sketch #3390 Beautiful drawing by Jessie Lightwood

anonymous

anonymous
sketch #3390 Beautiful drawing by Jessie Lightwood

sketch #4915 Marshall Lee Gopal Gopi

anonymous

anonymous
sketch #4915 Marshall Lee Gopal Gopi

sketch #3693 Lucy from Elfen Lied by Simona Honigmelone

anonymous

anonymous
sketch #3693 Lucy from Elfen Lied by Simona Honigmelone

sketch #4532

anonymous

anonymous
sketch #4532

sketch #2787 Spongebob by ShopRasta Roots

ShopRasta Roots
sketch #2787 Spongebob by ShopRasta Roots

sketch #5088

anonymous

anonymous
sketch #5088

sketch #3476 Happy valentines day! Simona Honigmelone

anonymous

anonymous
sketch #3476 Happy valentines day! Simona Honigmelone

sketch #1082 Seher 6 years

anonymous

anonymous
sketch #1082 Seher 6 years

sketch #2976 A girl watches the moon

Laura Agapi Asnicar
sketch #2976 A girl watches the moon

sketch #1648

Laura Agapi Asnicar
sketch #1648

sketch #3639

anonymous

anonymous
sketch #3639

sketch #5127 Captain America by Mark Phillips

anonymous

anonymous
sketch #5127 Captain America by Mark Phillips

sketch #2899 Snoopy by Rhemzkian Esturco

anonymous

anonymous
sketch #2899 Snoopy by Rhemzkian Esturco

sketch #3667

anonymous

anonymous
sketch #3667

sketch #1449 donara

Donara Smbatyan
sketch #1449 donara

sketch #5013 Pursuing Dreams by Mário JBudo

anonymous

anonymous
sketch #5013 Pursuing Dreams by Mário JBudo

sketch #1041 strawberries

anonymous

anonymous
sketch #1041 strawberries

sketch #704

anonymous

anonymous
sketch #704

sketch #5136

anonymous

anonymous
sketch #5136

sketch #521 A hungry caterpillar

Tom Kelly
sketch #521 A hungry caterpillar

sketch #5039

anonymous

anonymous
sketch #5039

sketch #895

anonymous

anonymous
sketch #895

sketch #3517 Scratch from Ice Age by VlAd Craciun

anonymous

anonymous
sketch #3517 Scratch from Ice Age by VlAd Craciun

tomski如图所示的电路当闭合开关s时以下说法正确的是 a．电路中的总电阻不变 b．电路中的总电阻增大 coloring

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

图示电路中，在开关S闭合前电路已处于稳态。当开关闭合后，（）。简答题试题答案 sketch template

2闭合电路的欧姆定律 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

3．如图所示电路闭合开关后比较abcd四处电流的大小其中正确的是 A．Ia＝Id B．Ia＜Ib C．Ib＞Ic D．Ic sketch template

如图4所示当开关S闭合时灯L1L2均不亮某同学用一根导线探究其故障当把导线并接在灯L1两端时�现灯L2亮灯L1不亮当把导线并接在 sketch template

如图所示的电路当闭合开关S时以下说法正确的是 A．电路中的总电阻不变 B．电路中的总电阻增大 C．灯L变亮 D．灯L变暗——青夏教育 sketch template

题目如右图所示家庭电路中当开关S闭合后灯泡L不亮用试电笔测试cd两点时氖管都�光测试ab两点时只有a点氖管�光则故障可能 sketch template

如图所示的电路电源电压为12VR2为24Ω．问1只闭合开关S时通过R2的电流是多大2两开关都闭合时电流表的示数为11A sketch template

如图所示电路电源电压不变当开关S闭合S1与S2断开时电流表示数为I1电压表示数为U1当开关SS1S2都闭合时电流表示数为I2 sketch template

如图所示的电路当开关S闭合时下列说法正确的是 A．L1不亮L2亮电流表不会损坏 B．L1 L2都不亮电流表不会损坏 C．L1 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：含容电路 知乎 sketch template

如图所示电路当开关S1闭合时电流表示数是03A当开关S1 S2都闭合时电流表示数是05A．问1当S1 S2都闭合时灯泡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

如图所示电源电压保持不变当闭合开关S�动变阻器的�片P�右移动的过程中下列说法中正确的是 A电压表V1的示数增大电压表V2的示数 sketch template

如图所示的电路中当开关S1闭合S2S3断开时R1上消耗的电功率是6W再把开关S2闭合后电路消耗的电功率共为9W电流表示数增加0 sketch template

如图所示R1=6ΩR2=9Ω如果同时闭合三个开关电路将要使R1R2并联则应闭合开关 只闭合开关S3时电流表的示数是 A sketch template

如图所示的电路为演示自感现象的实验电路若闭合开关S电流达到稳定后通过线圈L的电流为I1通过小灯泡L2的电流为I2小灯泡L2处于正常 sketch template

如图所示电路如果同时闭合开关S1S3且断开S2则灯L1L2为联要使灯L1L2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

如图所示的电路中R1=3ΩR2=6ΩR3=15ΩC=20μF当开关S断开时电源所释放的总功率为2W当开关S闭合时电源所释放的总 sketch template

如图所示的电路中电源两端电压为U且保持不变R1R2和R3为三个定值电阻．已知R1=10Ω．当只闭合开关S2时电流表的示数为03A sketch template

如图所示电源电压不变P置于中点a为电流表或电压表．任意闭合开关电路都是安全的下列说法正确的是 A．a是电压表B．只闭合S1P sketch template

如图所示的电路中要使电阻R1和R2组成并联电路则开关的断开闭合情况应该是 A．S1闭合S2S3断开B．S2闭合S1S3断开C sketch template

如图所示的电路下列说法中正确的是 A．当S1S3断开S2闭合时L1与L2串联B．当S2断开S1S3闭合时L1与L2并联C．当 sketch template

小明同学连接了如图所示的电路当闭合开关S后两个电压表指针偏转角度相同则灯泡L1与L2两端的电压之比为 A．15B．41C．1 sketch template

如图所示当开关S1闭合时电流表的示数为1A开关S1S2同时闭合时电流表的示数为15A．已知电阻R1为20Ω求1电源电压 sketch template

如图所示电路L是自感系数足够大的线圈它的电阻可忽略不计L1和L2是完全相同的小灯泡则下列说法正确的是 A．当开关S由断开变为闭合时 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

如图所示电路电源电压6V保持不变定值电阻的阻值为10Ω�动变阻器的最大阻值为20Ω当开关闭合�片由b端�a端移动的过程中以下说法 sketch template

如图所示的电路当开关S闭合时下列说法正确的是 A．L1不亮L2亮电流表不会损坏 B．L1 L2都不亮电流表不会损坏 C．L1 sketch template

如图所示的电路中电源两端电压不变灯泡的电阻不随温度变化闭合开关S后�动变阻器的�片P由图示位置�a端�动的过程中下列说法正确的是A sketch template

free web stats