27．某班同学到实验室做“测定小灯泡额定功率 的实验被测小灯泡的额定电压为38v电阻约为10Ω实验室有如下器材电源电流表电压表 Sketch Coloring Page

27．某班同学到实验室做“测定小灯泡额定功率 的实验被测小灯泡的额定电压为38v电阻约为10Ω实验室有如下器材电源电流表电压表 Template

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sketch #1418 Dylan Thomas. Chayrolfrypan

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sketch #5313 Katy Perry by Monalisa Theresia

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sketch #5313 Katy Perry by Monalisa Theresia

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anonymous
sketch #3448 Treba mi bolji "mish " ;)

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sketch #2982 Lion by Ati Gohary

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sketch #4691 Itachi by Jaqueline Salazar

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tomski27．某班同学到实验室做“测定小灯泡额定功率 的实验被测小灯泡的额定电压为38v电阻约为10Ω实验室有如下器材电源电流表电压表 coloring

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

某班同学分组运用如图27a所示的实验器材做测小灯泡功率的实验其中小灯泡标有“38V 的字样灯丝电阻约为10Ω左右请完成或回答以下 sketch template

某班同学做“用�动变阻器改变电流 的实验电路如图所示．�连接实物时开关应当 �片P应移动最端�开始实验后甲同学�现无论怎样移动�片 sketch template

某班同学分组运用如图 A所示的实验器材做测小灯泡功率的实验其中小灯泡标有“38V 的字样灯丝电阻约为10Ω左右请完成或回答以下问题 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

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

30．某同学做“测定一个小灯泡的功率 的实验所用灯泡的 额定电压是38V 1如图21是他实验的电路但连接不完整请你给帮他完成 sketch template

某班同学到实验室做“测定小灯泡额定功率 的实验．被测小灯泡的额定电压为38V电阻约为10Ω．实验室有如下器材电源电流表0 06A 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

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

27．某班同学到实验室做“测定小灯泡额定功率 的实验被测小灯泡的额定电压为38V电阻约为10Ω实验室有如下器材电源电流表电压表 sketch template

题目小亮同学做测定“小灯泡的额定电功率 实验时所用器材有电压为6V的电源额定电压为2．5V的小灯泡小灯泡的额定功率小于1W�动 sketch template

如图所示是某同学“测定小灯泡电功率 时连接的电路小灯泡额定电压为25V所用电源电压恒为3V 1连接电路时开关应闭合开关前�动 sketch template

百度教育 sketch template

小强同学到实验室做“测定小灯泡额定功率 的实验．被测小灯泡的额定电压为38V电阻约为10Ω．实验室有如下器材电源电流表0 06A 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

小明同学到实验室做“测定小灯泡额定功率 的实验被测小灯泡的额定电压为38V电阻约为10Ω实验室有如下器材电源电流表电压表开关各 sketch template

小强同学到实验室做“测定小灯泡额定功率 的实验．被测小灯泡的额定电压为38V电阻约为10Ω．实验室有如下器材电源电流表0 06A sketch template

小亮同学做测定“小灯泡额定功率 实验时所用器材有电压为6V的电源额定电压为25V的小灯泡小灯泡的额定功率小于1W�动变阻器以及 sketch template

某同学测定额定电压为38V小灯泡的额定功率灯泡的电阻约为15Ω他所连接的电路如图甲所示．1请指出该电路中的两个错误或不当之处．� sketch template

某同学到实验室做“测定小灯泡额定功率 的实验．被测小灯泡的额定电压为25V电阻约为10Ω．实验室有如下器材电源电流表0 06A 0 sketch template

小王同学做“测定小灯泡额定功率 的实验所用实验器材包括电源开关电压表电流表各一个导线若干待测额定电压为25V的小灯泡若干 sketch template

百度教育 sketch template

在“测定小灯泡电功率 实验中待测小灯泡额定电压为38V小灯泡的额定功率估计在1W左右．1请按图1电路图用笔画线将图2中的电路连接完整 sketch template

电流的热效应及焦耳定律电流通过导体会产生热量的现象叫电流的热效应电热Q焦耳定律 电流通过导体产生的热量与电流的二次方成 sketch template

某班同学做“测定一个小灯泡的功率 的实验所用灯泡的额定电压均是22V．1如图是小明同学的实验电路但连接不完整请你给帮他完成电路的 sketch template

某同学在做“测定小灯泡的功率 实验时连成如图所示的电路实物图闭合开关后�现两只电表的指针不动试检查一下他的接线错在哪里1 2 sketch template

某班同学到实验室做“测定小灯泡额定功率 的实验．被测小灯泡的额定电压为38V电阻约为10Ω．实验室有如下器材电源电流表0 06A sketch template

如下图所示某同学做“测定一个小灯泡的功率 的实验所用灯泡的额定电压是22V．1连接电路时开关应处于状态闭合开关前变阻器的�片P sketch template

小明设计了如图a所示的电路图用来测定额定电压为“25V 的小灯泡的电功率及与亮度关系各元件都完好电源电压保持不变小黄将各元件连接 sketch template

题目小明同学利用天平溢水杯烧杯和适量水测量小石块的密度．1在调节横梁平衡时�现指针偏�分度盘的左侧此时应将平衡螺母�移动2 sketch template

题目某同学做“测量小灯泡电功率 的实验小灯泡有“25V 字样测量电路图如图1 �电路图中 表和 表分别为A 和 B �正确接入 sketch template

小王同学做“测定小灯泡额定功率 的实验所用实验器材包括电源开关电压表电流表各一个导线若干待测额定电压为25V的小灯泡若干 sketch template

某同学在做测定小灯泡功率的实验中优化设计电路正确测得如下一组U和I的数据1在图中画出I U图线 2在图线上可看出当功率逐渐 sketch template

某班同学到实验室做“测定小灯泡额定功率 的实验．被测小灯泡的额定电压为38V电阻约为10Ω．实验室有如下器材电源电流表0 06A sketch template

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