Charging and Discharging of capacitor (id: 19adc0c7a)

本题目来源于试卷: Charging and Discharging of capacitor，类别为 美国物理杯赛(Physics Bowl)

[单选题]
13.45: The switch S in thk3qmpq2xx)1w8 c xgpei1c6 c ;e RC circuit t-atsr 42nng2n ;a;zg+ovx: qshown is closed at time t=0. All circuit elements are ideal and R=10.0Ω, C=2.20 F and ξ = 12.0 V. The capacitor is initially uncharged. How long afte a:t2v+ tg n;q;a4z-sn2 xnogrr the switch is closed is the voltage across the capacitor three times as large as the voltage across the resistor?

A. 22.0s
B. 24.2s
C. 30.5s
D. 36.0s
E. 54.7s


参考答案:  C


本题详细解析: 暂无

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