物理题、高二的电场电容器8.如图所示电路中,电源的电动势为ε,内阻不计,电容器电容为C,电阻R1:R2:R3:R4=3:2:1:1,电键K闭合,由K闭合到电路稳定的过程中通过R3的电量是: A. εC/5 B. 2εC
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![物理题、高二的电场电容器8.如图所示电路中,电源的电动势为ε,内阻不计,电容器电容为C,电阻R1:R2:R3:R4=3:2:1:1,电键K闭合,由K闭合到电路稳定的过程中通过R3的电量是: A. εC/5 B. 2εC](/uploads/image/z/3541530-66-0.jpg?t=%E7%89%A9%E7%90%86%E9%A2%98%E3%80%81%E9%AB%98%E4%BA%8C%E7%9A%84%E7%94%B5%E5%9C%BA%E7%94%B5%E5%AE%B9%E5%99%A88%EF%BC%8E%E5%A6%82%E5%9B%BE%E6%89%80%E7%A4%BA%E7%94%B5%E8%B7%AF%E4%B8%AD%2C%E7%94%B5%E6%BA%90%E7%9A%84%E7%94%B5%E5%8A%A8%E5%8A%BF%E4%B8%BA%CE%B5%2C%E5%86%85%E9%98%BB%E4%B8%8D%E8%AE%A1%2C%E7%94%B5%E5%AE%B9%E5%99%A8%E7%94%B5%E5%AE%B9%E4%B8%BAC%2C%E7%94%B5%E9%98%BBR1%EF%BC%9AR2%EF%BC%9AR3%EF%BC%9AR4%3D3%EF%BC%9A2%EF%BC%9A1%EF%BC%9A1%2C%E7%94%B5%E9%94%AEK%E9%97%AD%E5%90%88%2C%E7%94%B1K%E9%97%AD%E5%90%88%E5%88%B0%E7%94%B5%E8%B7%AF%E7%A8%B3%E5%AE%9A%E7%9A%84%E8%BF%87%E7%A8%8B%E4%B8%AD%E9%80%9A%E8%BF%87R3%E7%9A%84%E7%94%B5%E9%87%8F%E6%98%AF%EF%BC%9A+A.+%CE%B5C%2F5+++B.+2%CE%B5C)
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