如图所示，甲同学在做“测量小灯泡的电功率”实验。实验器材：电源（电压恒为6v）、小灯泡（额定电压为25v，正常�光时灯丝电阻约为10Ω Sketch Coloring Page

如图所示，甲同学在做“测量小灯泡的电功率”实验。实验器材：电源（电压恒为6v）、小灯泡（额定电压为25v，正常�光时灯丝电阻约为10Ω Template

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Cristina Love
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tomski如图所示，甲同学在做“测量小灯泡的电功率”实验。实验器材：电源（电压恒为6v）、小灯泡（额定电压为25v，正常�光时灯丝电阻约为10Ω coloring

【聚焦中考�2015年中考物理第21讲 测量小灯泡的电功率复习新人教版 Word文档在线阅读与下载免费文档 sketch template

某同学在“测量小灯泡电阻 的实验中设计了如图22甲所示的电路图小灯泡上标有“38V15W 字样请完成和解答下列问题 1在图22 sketch template

为了“测量小灯泡的电功率”，某小组同学设计了如图甲所示的电路图，已知小灯泡上标有“25V”字样。请回答下列问题： 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

如图所示，甲同学在做“测量小灯泡的电功率”实验。实验器材：电源（电压恒为6V）、小灯泡（额定电压为25V，正常�光时灯丝电阻约为10Ω sketch template

百度教育 sketch template

几个同学在做“测定小灯泡额定功率 的实验时电源电压为45V小灯泡的额定电压为38V阻值约为12Ω如图14所过渡时期小勇同学连接的 sketch template

题目某同学利用如图所示的电路测量小灯泡的电阻小灯泡标有“2．5 V 的字样他记录的实验数据如下表所示其中有一次记录的电流表示数是错误 sketch template

中考物理知识点：测量小灯泡的电阻 欧姆定律中考� sketch template

某同学在做“调节灯泡亮度 的电学实验时电路如图所示电源电压恒为45V电压表量程“0 3V �动变阻器规格“20Ω L A 灯泡L标 sketch template

在用“伏安法 测量导体电阻的实验中某同学连接的实物电路如图11甲所示 1请指出图11甲中两处错误� ——青夏教育精英家教�—— sketch template

学校实验室新进了一批“25V 075W”的小灯泡，小明想通过实验探究小灯泡的额定功率是否符合规格。实验�提供了以下器材：待测小灯泡、铭牌为 sketch template

中考物理�题研究第十四讲电功率课时2测量小灯泡的电功率精练试题 Word文档在线阅读与下载免费文档 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

一轮复习：描绘小灯泡伏安特性曲线知乎 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

中考物理�题研究第十四讲电功率课时2测量小灯泡的电功率精练试题 Word文档在线阅读与下载免费文档 sketch template

兴趣实验小组在做“测量小灯泡正常�光时的电阻”的实验时 选用的实验器材：标有“2 5V”字样的待测小灯泡、两节新出卷� 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

如图为某同学描绘的小灯泡灯的伏安特性曲线由图可知灯泡电阻随电压的增大而增大增大产生这一变化的原因是流过电阻的电流越大电阻的温度就越高 sketch template

某校课外兴趣小组的小勇同学按照如图所示的实物连接做“测定小灯泡的电功率 实验小灯泡标有“38V 字样电源电压恒为6V．1小勇同学 sketch template

测量小灯泡的实验中测的�动变阻器两端的电压为22V通过它的电流为01A电源电压为3V那么灯泡的电阻为 A 8Ω B 30Ω sketch template

$如图甲所示是某实验小组在“测量小灯泡的电阻 实验中设计的电路图所用小灯泡标有“25V 字样．1该实验的原理是R=$frac{U}{I sketch template$

王磊同学按照下图甲所示的实物图做“测量小灯泡的电阻 实验小灯泡标有“25V 字样．实验过程中得到了下表所示的数据．1根据实物图请在 sketch template

【精编�【名校课堂�2019九年级物理全册专题复习五测量小灯泡的电功率试题新版人教版doc Word文档在线阅读与下载免费文档 sketch template

题目在“测量小灯泡的电阻 实验中小明所用的实验原理图如图甲所示已知小灯泡的额定电压为25 V1请你按照图甲电路图用笔画线代替 sketch template

蒋小龙同学在做“测量小灯泡的额定功率 实验时选用了电源电压是6V的蓄电池和额定电压为38V的小灯泡等器材连接电路如图甲所示．1连接 sketch template

题目某班同学在“测量小灯泡的电功率 的实验中所测小灯泡的额定电压为25V．1如图甲所示是某组同学连接的实验电路其中有一根导线连接 sketch template

小华同学用“伏安法”测量一只标有“25V”字样小灯泡的电阻（1）如图甲所示是小华连接的实物连接图，请你用笔画线代替导线，替他把电路连接完整 sketch template

如图1甲所示是小明在“测量小灯泡电功率 实验中连接的实验电路所用小灯泡的额定电压为38V电源是电压为6V且保持不变的蓄电池组．1 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

如图甲所示是物理实验室“测量小灯泡额定功率 的实验装置小灯泡上标有38V的字样采用三节新的蓄电池做电源．1为保护电路元件安全连接 sketch template

程跃同学要做“伏安法测量小灯泡电功率 的实验请你跟随程跃边实验边思考逐一回答下面的几个问题 �请在下图方框内画出该实验的电路图 � sketch template

小明在做“测定小灯泡的电功率 的实验中电源采用三节干电池用电压表测得电源电压为45V观察到�动变阻器上标有“20Ω 2A 字样．小明 sketch template

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