點解resistance=V/I

2007-11-03 7:03 pm
點解RESISTANCE=VOLTAGE/CURRENT?

回答 (4)

2007-11-04 11:09 pm
✔ 最佳答案
因為by experiment, Resistance 愈大 , 消耗的Voltage 愈多, 而通過的Current 就愈細. 所以就出到 R = V/I
2007-11-04 5:59 am
電阻*電流=電壓
so resistance 唔可以直接話等於 current
參考: my brain
2007-11-03 9:34 pm
Because Current = Voltage/resistance
2007-11-03 7:14 pm
電阻 = 電壓 / 電流
參考: myself


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