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R1和R2并联后的总电阻是()。
- A、R1R2/R1+R2
- B、R1+R2/R1R2
- C、R1R2(R1+R2)
- D、R1(R1+R2)/R2(R1R2)
参考答案
更多 “R1和R2并联后的总电阻是()。A、R1R2/R1+R2B、R1+R2/R1R2C、R1R2(R1+R2)D、R1(R1+R2)/R2(R1R2)” 相关考题
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