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

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

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

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

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

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

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

如图甲所示是“测定小灯泡电功率”实验的装置图，电源电压为4V且保持不变，小灯泡额定电压为25V，阻值约为9Ω，�动变阻器标有“20Ω 1A”字样。 sketch template

如图1甲电路所示电源电压为9V且保持不变小灯泡标有“6V6W 的字样小灯泡的电流随电压的变化曲线如图乙．1当电流表的示数为05A 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

一轮复习：描绘小灯泡伏安特性曲线知乎 sketch template

题目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 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

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

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

如图甲所示的电路，电源电压保持不变．小灯泡L标有“4V，1 铅笔题库 ZUJUANCOM组卷� 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

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

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

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，则可判断电源电压是 V，定值 sketch template

如图甲是小灯泡L和电阻R的电流随电压变化图象将它们按图乙所示接入电路中只闭合开关S小灯泡的实际功率为1W再闭合开关S1电流 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

某同学利用如图甲的电路进行“测小灯泡电功率 的实验已知小灯泡的额定电流是04A电源电压恒定不变．1该同学�现电流表接入电路前的指针如 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

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

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电路电源电压为9V且保持不变小灯炮标有“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灯炮正常�光时电阻为多� sketch template

百度教育 sketch template

题目如图甲所示电路中电源电压可调灯L1L2的额定电压均为6VL1L2的I U关系图象如图乙所示闭合开关S逐步调大电源电压至 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

如图甲所示电路中，电源电压不变，电流表的量程为006A，电压表的量程为015V，灯泡L的额定电压为4V。第一次只闭合开关S、S1 ， � sketch template

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 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

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