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> 在“测定电池的电动势和内阻”实验时，某同学的线路连接如图甲所示．（1）在图丙方框中画出与图甲对应的电路图；（2）在图乙 1 I -R坐标系中标出了该同学所测的实验数据并进行了图线拟合，由此可得电池的内阻r为______Ω．

问题：

发布时间：2024-09-13

在“测定电池的电动势和内阻”实验时，某同学的线路连接如图甲所示．
（1）在图丙方框中画出与图甲对应的电路图；
（2）在图乙

1

I

-R坐标系中标出了该同学所测的实验数据并进行了图线拟合，由此可得电池的内阻r为______Ω．

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