Physics Unit21: Electromagnetic Induction & Faraday's Law (id: 9e6458319)

本题目来源于试卷: Physics Unit21: Electromagnetic Induction & Faraday's Law，类别为 通用国际物理

[单选题]
A resistor is connectedsf h.-.wcqz2 ipzwc3x r6q+ 2i to*rti ;)xbia /gf5a :ze an AC power supply. On this circuit, the current

A. leads the voltage by $90^{\circ}$.
B. lags the voltage by $90^{\circ}$.
C. is in phase with the voltage.
D. none of the given answers


参考答案:  C


本题详细解析: 暂无

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