如图所示的电路中当开关s1闭合s2s3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 Coloring Page

如图所示的电路中当开关s1闭合s2s3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 Template

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anonymous

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sketch #5210 I love you by Saul Mansanares

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anonymous

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sketch #5100 Shadow by An Nguyen

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anonymous

anonymous
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يآآسر محمد
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sketch #3554 Dr. House by Carrieann Benthem

anonymous

anonymous
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anonymous

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sketch #3707 The Thinker

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anonymous
sketch #3707 The Thinker

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anonymous

anonymous
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anonymous

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

anonymous

anonymous
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anonymous
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sketch #1477 123 viva l 'algerie

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sketch #3562 Angry by Leon Soria Ricardo

anonymous

anonymous
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tomski如图所示的电路中当开关s1闭合s2s3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 coloring

如图所示电源电压保持不变．当断开开关S1闭合开关S和S2�动变阻器的�片P移至B端接入电路中的电阻为R2时电流表的示数为I1电阻R1 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S2S3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

在如图所示的电路中开关S1S2S3S4均闭合C是极板水平放置的平行板电容器板间悬浮着一油滴P断开哪一个开关后P会�下运动A 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23S2断开再闭合的过程 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

在如图所示的电路中当开关S1S2都闭合后则 A．L1L2两灯串联B．L1L2两灯并联C．灯L1被短路D．灯L2被短路题目和 sketch template

如图1所示的电路中R1为定值电阻R2为�动变阻器电源电压不变．闭合开关S后�片P从a端移动到b端电流表示数I与电压表示数U的变化关系 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ab两点时只有a点氖管�光则故障可能 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

如图所示电路电源电压保持不变灯上标有“6V 3W 字样当开关S1闭合S2断开�动变阻器�片P移到a端时电压表的示数为24V电流 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．S2S3S1B．S1S3S2C．S1S2S3——青 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若同时闭合开关S1和S3、断开S2电阻R1与R2是 的若只闭合开关S2电阻R1和R2是 的均选填 sketch template

如图所示的电路中以下判断错误的是 A．S1闭合S2断开时电路中只有L3工作B．S1和S2均断开时L1L2L3串联C．S1和S2均 sketch template

在如图所示的电路中当S1闭合S2S3断开时电压表的示数为6V当S1S3断开S2闭合时电压表的示数为3V．求 1电源电压是 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 05A”，电流表A的量程为006A，电压表量程为0 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开关S1S2都闭合时三个电流表A1A2和A3的示数分别是I1I2和I3若已知I1=02AI2=03A则I3 sketch template

如图所示的电路中下列说法正确的是 A．当S2断开S1S3闭合时R1和R2并联B．当S2闭合S1S3断开时R1和R2并联C．当 sketch template

在如图所示的电路中电源电压保持不变下列说法正确的是 A．只闭合开关S1变阻器�片�左移动时电压表V1无示数电压表V2与电流表A示 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6所示的电路中要使灯L1L2并联�光则应闭合开关 A．S1 B．S1S3 C．S2S3 D．S1S2S3 12如图5要 sketch template

如图所示的电路中电源电压为3V且保持不变S1总保持闭合．1当R2的�片�到a端S2断开时电流表示数为025A再闭合S2电流 sketch template

如图所示的电路图电源电压U=10V且保持不变．当S1S2S3都闭合时�片P在R3中间某位置电流表A1的示数为7AA2的示数为2A sketch template

如图所示电路中S1闭合S2断开L1L2是两个完全相同的灯泡若将S2闭合后L1的亮度将A不变 B变亮C变暗D如何变化不能 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右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R2的�片P�右移动在此过程中 A．电压表V1示数不变电压表V2示数变大B sketch template

如图所示电路中电源电压保持不变开关S1始终闭合．当开关S2断开时灯L1L2是 联的当开关S2闭合时．灯L2会电压表示数 选填 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S1S3 B．断开S3闭合S1S2 C sketch template

如图所示电路中当S1S3断开S2闭合时L1与L2 联当S2断开S1S3闭合时L1与L2 联若同时闭合S1S2S3则会 sketch template

如图所示的电路中先闭合开关S1后再闭合S2则 A．灯泡L1亮L2不亮电压表将电源短路了 B．灯泡L2亮L1不亮电压表示数 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SS1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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

如图所示电路中电键S1S2S3S4均闭合C是极板水平放置的平行板电容器板间悬浮着一油滴P断开哪一个电键后P会�下运动A．S1B 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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