甲乙两组同学利用如图甲所示的电路测定小灯泡的额定功率．已知小灯泡的额定电压为25v�动变阻器铭牌上标有“10Ω 2a 的字样电源电压不 Sketch Coloring Page

甲乙两组同学利用如图甲所示的电路测定小灯泡的额定功率．已知小灯泡的额定电压为25v�动变阻器铭牌上标有“10Ω 2a 的字样电源电压不 Template

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tomski甲乙两组同学利用如图甲所示的电路测定小灯泡的额定功率．已知小灯泡的额定电压为25v�动变阻器铭牌上标有“10Ω 2a 的字样电源电压不 coloring

一轮复习：描绘小灯泡伏安特性曲线知乎 sketch template

甲乙两组同学利用如图甲所示的电路测定小灯泡的额定功率．已知小灯泡的额定电压为25V�动变阻器铭牌上标有“10Ω 2A 的字样电源电压不 sketch template

甲乙两小组同学用图甲所示的电路进行了一些实验探究． 1甲小组选取的定值电阻为15Ω电阻箱阻值如图乙所示其值为 此时电压表的示数为 sketch template

甲乙两小组同学用图甲所示的电路进行了一些实验探究．1甲小组选取的定值电阻为15Ω电阻箱阻值如图乙所示其值为35Ω此时电压表的示数为 sketch template

甲乙两小组同学用图甲所示的电路进行了一些实验探究．1甲小组选取的定值电阻为15Ω电阻箱阻值如图乙所示其值为3535Ω此时电压表的示 sketch template

甲乙两组同学利用图 A所示的电路测定小灯泡的额定功率·已知小灯泡的额定电压为2·5V所用�动变阻器铭牌上标有 sketch template

甲乙两同学从同一地点同时�相同方�做直线运动他们通过的路程随时间变化的图象如图所示则下列说法错误的是 A．两同学在距离出�点100m 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

甲乙两位同学用如图所示的器材正确连接电路后合上开关后看到L1亮L2不亮．根据这一现象甲乙两位同学分别做出以下分析甲因为L2不亮 sketch template

题目在探究“二力平衡条件 的实验中1甲乙两组同学分别选择器材后设计组装的实验装置如图所示老师指出乙组同学选择的器材更加合理其 sketch template

百度教育 sketch template

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某班甲乙两组同学按图所示的电路图连接电路做“探究并联电路的特点实验．在实验过程中他们用电压表测出各支路及电源两端的电压值．1甲组 sketch template

楠楠同学用图甲所示的器材探究“平面镜成像特点．请你帮她完成下列问题1下面步骤A中横线处的内容是在纸上记录玻璃板的位置在纸上记录玻璃板的 sketch template

某同学利用如图甲所示的电路测量一节干电池的电动势和高途 sketch template

如图甲所示是小明“探究电流与电压、电阻的关系”的实验电路图。选用的实验器材是：电源3V、电流表（00 6A）、出卷� sketch template

题目某同学在家庭实验室里将甲乙图中的装置连接成了如图所示的通路其中两个相同的铜线圈处于磁场中用外力使甲图中的线圈在磁场中�动下列 sketch template

101．05河北省甲乙两组同学利用如图所示的电路测定小灯泡的额定功率．已知小灯泡的额定电压为25V所用�动变阻器铭牌上标有 sketch template

“探究电流与电阻关系”的实验实物图如图甲所示，定值电阻的阻值分别为5Ω、10Ω、15Ω、20Ω。（1）连接电路时�现，电路中有一根导线连接错误 sketch template

如图所示将某灯泡分别接在由相同电池组成的甲乙两个电路中下列说法错误的是 A．图甲灯泡两端电压比图乙小B．图甲灯泡中的电流比图乙小C．图 sketch template

题目额定电压均为6V的甲乙两灯I﹣U图线如图所示下列说法正确的是 �甲乙两灯的电阻均随电压增大而增大�甲乙两灯的额定功率之比 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

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

11．如图所示甲图中变阻器的�片从一端�到另一端的过程中两电表的读数随电流表读数的变化情况如乙图中的ACBC两直线所示．不考� sketch template

某同学利用如图甲所示电路来测量小灯泡的额定电功率，电源电压恒定，小灯泡的额定电压为25V，实验步骤如下：（1）请根据图甲所示的电路图，用笔画 sketch template

23． 如图14甲所示小灯泡L1和L2 额定电压均为6VAB分别为L1 和L2中的电流随两端电压变化关系的曲线现将两灯连入图乙所示 sketch template

R1R2=23将它们串联在同一电路中通过它们的电流之比为11若将它们并联在同一电路中它们两端的电压之比为11相同的时间内消耗 sketch template

题目实验小组的同学利用如图甲所示的电路进行探究电源电压恒为9V电压表V量程03V015V电流表A量程006A0 sketch template

利用如图甲所示的电路测量电池组的电动势E和内阻r根据实验数据绘出 R图线如图乙所示其中R为电阻箱的示数I为电流表的示数不计电流表的内阻 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

为测某电阻R的阻值分别接成图所示的甲乙两电路在甲电路中电压表和电流表的示数分别为28V4mA乙电路中两表示数分别为26V和5mA sketch template

根据如图甲所示的电路图用笔画线代替导线将图乙中实物连接起来．题目和参考答案——青夏教育精英家教�—— sketch template

5．为了测定一个定值电阻的阻值某同学利用如图7 3 15所示的电路进行实验．电源电 动势为E内阻不计R为待测电阻R′为电阻箱电压表的 sketch template

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