如图甲电源电压保持不变小灯泡的额定电压为12v．闭合开关s后当�片p从最右端�到最左端的过程中小灯泡的i U关系图象如图5乙．由图象 Sketch Coloring Page

如图甲电源电压保持不变小灯泡的额定电压为12v．闭合开关s后当�片p从最右端�到最左端的过程中小灯泡的i U关系图象如图5乙．由图象 Template

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tomski如图甲电源电压保持不变小灯泡的额定电压为12v．闭合开关s后当�片p从最右端�到最左端的过程中小灯泡的i u关系图象如图5乙．由图象 coloring

如图甲所示电源电压保持不变小灯泡的额定电压为12V�动变阻器的最大阻值为15Ω闭合开关S后当�片P从最右端�左�动过程中电压表的示 sketch template

一轮复习：描绘小灯泡伏安特性曲线知乎 sketch template

如图甲所示电源电压为45V且保持不变小灯泡上标有“25V 的字样图乙是通过小灯泡的电流与它两端的电压关系的图像．求1当小灯泡 sketch template

如图甲所示是小亮做“测量小灯泡的电阻实验的实物图．电源电压保持不变小灯泡上标有“25V 03A 字样．1请你用笔画线代替导线将 sketch template

题目如图甲所示电路电源电压为9V且保持不变小灯泡标有“6V 6W 的字样小灯泡的电流随电压的变化曲线如图乙求1小灯泡正常�光 sketch template

题目如图所示电源电压保持不变小灯泡的额定电压为12V闭合开关S后当�片P从最右端�到最左端的过程中小灯泡I﹣U关系图象如图乙所示 sketch template

在“测定小灯泡额定功率实验中小华同学用如图所示的实验器材进行了实验其中电源电压保持6V不变小灯泡的额定电压为38V小灯泡的灯丝电阻 sketch template

题目在如图甲所示的电路中电源电压为9V且保持不变电流表的规格为0 06A电压表的规格为0 15V灯泡上标有“6V 6W 字样 sketch template

题目如图甲所示的电路中电源电压保持不变小灯泡L标有“6V 3W 的字样其电阻不随温度变化R为定值电阻当开关S闭合时小灯泡L正常 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

如图所示电源两端电压保持不变甲乙两个小灯泡连接在电路中电表��可能是电流表或电压表已知R甲&gtR乙则下列说法中正确的是 A 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1所示的电路中电源电压不变小灯泡的额定电压为25V图2是该小灯泡I U图象变阻器的最大阻值R为30Ω．闭合开关S当�片P置于某 sketch template

图甲是某同学设计的调光灯电路图中小灯泡的额定电压为3V电源电压保持不变闭合开关S后将�动变阻器的�片从最左端�到最右端的过程中测得小 sketch template

题目如图甲所示的电路中电源电压保持不变小灯泡L标有“6V 3W 闭合开关S后�动变阻器的�片P由B端移动到A端过程中测得电流表与 sketch template

如图甲所示电源电压保持不变小灯泡的额定电压为12V．闭合开关S后当�片P从最右端�到最左端的过程中小灯泡的I U关系图象如图乙所示．则 sketch template

如图是初中物理电学中一个重要的实验电路．它不仅可以用来测量小灯泡的电阻也可以测量小灯泡的功率．实验中当把�片P�右移时电压表的示数变小 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LlL2的亮度变化是A．LlL2都变亮B．L1 sketch template

题目如图所示连接两只小电灯L1L2的两种电路中电源电压相同且保持不变闭合开关有关判断正确的是 A图甲中L2两端的电压小于图 sketch template

8．灯泡L1接在电压保持不变的某电路上恰能正常�光若在该电路中增加一只 灯泡L2且与L1灯并联要求灯泡L2接入电路后也能正常�光则 sketch template

如图甲所示电源电压保持不变．闭合开关S后当�片P从最右端�到最左端的过程中小灯泡的I U关系图象如图乙所示．电源电压为 V�动变阻器的 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

如图甲所示，电源电压保持不变，小灯泡的额定电压为12V，闭合开关S后，当�片P从最右端�到最左端的过程中，小灯泡的I U关系图象如图乙所示．则 sketch template

某学习小组在“探究通电导体中电流与电阻的关系”的实验中，小明连接了如图甲所示的电路（电源电压保持45V不变）。 sketch template

题目在如图甲所示的电路中电源电压保持不变R1为定值电阻R2为�动变阻器闭合开关S调节�动变阻器将�动触头P从最右端�到最左端 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

13．如图4所示电源电压和灯泡电阻都保持不变当�动变阻器的�片P由中点�右移动时下列判断不正确的是 A．电流表和电压表的示数都增大 B sketch template

如图所示R1=20欧R2=40欧电源电压保持不变 1当S1S2都闭合时电流表A1的示数是06安小灯泡L恰好正常�光求电源 sketch template

额定电压为25V的小灯泡连入如图甲所示的电路中电源电压保持不变�动变阻器R0的最大电阻为10Ω．闭合开关S�片从b端�a端�动直到小 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

百度教育 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电源电压保持不变三只电表均完好．开关S闭合后�现只有两个电表的指针�生偏转若电路中只有一个灯泡出现了故障则可能是 A sketch template

题目小芳在“探究串联电路电压特点 的实验中连接好了的实物电路图如图甲所示请你协助完成1在方框内画出与图甲对应的电路图并在电路图 sketch template

题目如图甲所示电路电源电压保持不变电流表A的量程为0﹣06A电压表V1V2的量程均为0﹣3V�动变阻器R的规格为“50Ω 2A sketch template

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