Physics Unit21: Electromagnetic Induction & Faraday's Law (id: 75cc7328c)

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 pure capacitor is connected to an AC kk;dpur / a4g 5(6pvwgpower supply. In this circuit, the tf +s,bew8 bc,currentbec,t,b sfw +8

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:  A


本题详细解析: 暂无

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