DC Circuits (id: 94abeae4c)

本题目来源于试卷: DC Circuits，类别为 IB物理学

[填空题]
Four $1.5-V$ cells are connected in series to a $12-\Omega$ lightbulb. If the resulting current is $0.45\,A$, what is the internal resistance of each cell, assuming they are identical and neglecting the wires?    $\Omega$

参考答案: 0.33±2%


本题详细解析:

微信扫一扫，分享更方便