如图所示电源电压为3vr2=10Ω．开关闭合时通过r1的电流为02a．求1r1的电阻2通过r2的电流3电路的总功率 Sketch Coloring Page

如图所示电源电压为3vr2=10Ω．开关闭合时通过r1的电流为02a．求1r1的电阻2通过r2的电流3电路的总功率 Template

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anonymous

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sketch #3444 PSY by Melodee Ripepi

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sketch #5169 Iron Man by Hannah Kellogg

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sketch #2844 Geist Ines Galeana

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anonymous

anonymous
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sketch #855

Laura Agapi Asnicar
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sketch #4221 Moi.

anonymous

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sketch #5013 Pursuing Dreams by Mário JBudo

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tomski如图所示电源电压为3vr2=10Ω．开关闭合时通过r1的电流为02a．求1r1的电阻2通过r2的电流3电路的总功率 coloring

百度教育 sketch template

如图所示电源电压为3VR2=10Ω．开关闭合时通过R1的电流为02A．求1R1的电阻2通过R2的电流3电路的总功率 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

题目如图所示电路电源电压恒定为3VR2=10Ω当S2闭合S1S3断开时R1R2连接方式是联此时电流表示数为01AR1 sketch template

图甲是小灯泡L和定值电阻R的电流与电压的关系，则R的电阻为Ω，现将它们并联后接在电压为2V的电源两端，如图乙，则干路中的电流是A；若将它们串联 sketch template

电源、电阻、电流表与开关连接成如图所示的电路。已知电阻R=20Ω，电源的内阻r=10Ω，闭合开关S后，电流表示数I=050A。 sketch template

如图所示电源电压为3VR2=10Ω．开关闭合时通过R1的电流为02A．求1R1的电阻2通过R2的电流3电路的总功率 sketch template

题目如图所示的电路中电源电压U=45V且保持不变定值电阻R1＝5Ω变阻器R2最大阻值为20Ω电流表量程为006A电压表 sketch template

如图甲所示的电路中电源电压恒定不变R2=30Ω通过R1的电流随它两端电压变化关系如图乙所示则下列计算正确的是A．R1的阻值大小是 sketch template

题目如图所示电源电压不变 R2=30ΩR3=10Ω只闭合S1电流表A1示数为02A电压表V示数为40V则定值电阻R1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

有两个电路元件A和B流过元件的电流与其两端电压的关系如图甲所示．把它们串联在电路中如图乙所示．闭合开关S这时电流表的示数为02A元件 sketch template

如图a所示电路电源电压保持不变�动变阻器R2上标有“50W 2A 字样闭合电键后当�片位于中点位置时电流表A1和A2的示数均如图 sketch template

题目如图所示电源电压保持不变灯泡L标有“6V 6W 字样当S和S1都闭合时电压表示数为10V当闭合S断开S1时灯泡L正常�光 sketch template

某物理兴趣小组同学设计了如图甲所示的电路图进行实验探究电源为可调压直流学生电源电压表量程为“0 15V 电流表量程为“0 06A 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

题目如图所示电源电压恒定当开关S1S2闭合甲乙两表为相同的电压表接线柱上标有“﹣ “3 “15 两电压表指针偏转相同 sketch template

两个定值电阻R1、R2并联在电路中如图甲所示它们的电流与其两端的电压关系如图乙所示闭合开关S则R1R2产生的热量之比为 A sketch template

如图所示电路电源电压为6V电阻R2为10Ω�动变阻器R1的最大阻值是20Ω当�片P移到a端时电压表读数是6V当�片P移到b端时 sketch template

如图所示电源电压9V保持不变当开关闭合时灯泡L1L2均正常�光电压表示数为3V则灯泡L1两端的电压是A．3V B．45V C sketch template

题目如图所示电源两端电压保持12V不变小灯泡L上标有“6V 3W 字样�动变阻器最大阻值R=60Ω．不考�灯丝电阻随温度的变化开关 sketch template

如图所示电源电压恒定�动变阻器的规格为“30Ω 1A 在AB间接入规格为“12V 12W 的灯泡闭合开关当变阻器的五分之一阻值连入 sketch template

如图甲所示电路电源电压为6V不变�动变阻器�片P从a端移到b端时定值电阻R1两端的电压U1随�动变阻器R2阻值变化的图象如图乙所示．1 sketch template

如图4电源电压U为15V不变 R1=5ΩR2是010Ω的变阻器当�片P从a端 ��b端的过程中A表和V表均能正常工作 图4 sketch template

如图所示电源电压6V保持不变电流表量程为0 06A电压表量程为0 3V电阻R1的阻值是10Ω闭合开关后下列说法正确的是 A sketch template

在如图所示的电路中电源电压为 3V闭合开关 S电流表 A1 的示数为 12A电流表 A2 03A则通过 R1 的电流是 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

如图所示电源两端电压U=3V保持不变．闭合开关S电流表A1的示数I1为03A电流表A2的示数I2为05A．求1通过R2的电阻 sketch template

如图所示R1=10ΩR2=30Ω电源电压U=3V不变当开关闭合时电流表示数为I1开关断开时电流表示数为I2则I1I2分别为A sketch template

如下图所示电源电动势为12 V内电阻为r＝1 ΩR1＝1 ΩR2＝6 Ω电动机线圈电阻为05 Ω若开关闭合后通过电源的电流为3 sketch template

如图所示电路电源电压不变R1R2的阻值分别为10Ω和20Ω闭合S1断开S2时 电流表的示数为03A当同时闭合S1S2时 sketch template

如图所示的电路电源电压保持不变电阻R1R2的阻值分别为10Ω和5Ω．只闭合开关S1将�片P移到中点电压表示数为6V电阻R1的功率为 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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电源两端电压保持12V不变小灯泡L上标有“6V3W 字样�动变阻器最大电阻值R=60Ω．不考�灯丝电阻随温度的变化则下列 sketch template

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