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- ph.answers.yahoo.com
  
  Drive the formula p=I2 R from p=iv by using ohm`s law formula?
  
  Drive the formula p= I2 R from p= iv by using ohm`s law formula? Home Mail News Weather Answers Flickr ...
  
  2024-09-24
  
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- zhidao.baidu.com
  
  根據P=I2R_知道
  
  2009-04-21 P= I2R、 P=U2/R 請教一道題 4 2014-06-23 電功率 p= I2R 的運用 2008-06-29 數學 p= I2R 2008-06-25 ...
  
  2024-09-28
  
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為啥發電所的電功率不能用P=V2/R而是用P=I2R - Yahoo ...

日期：2024-09-25

但在參考書上有看到發電所的電功率(R不變)是用P=I2R，卻不能用P=V2/R，是因為後者所產生的能量會過大而導致電線熔掉的 ... 這只是P=IV與V=IR兩式演算而已...

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P=IV, P=I^2R, P=V^2/R, what are the distinctions between these ...

日期：2024-09-26

I originally thought that these were just different variable equations to the same power generation, but just learned they are not. P=IV is for the ......

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difference between P=IV and P=I^2R | Student Doctor Network

日期：2024-09-22

for electrical power generated go w/ P = IV, but for power loss due to heating etc. go w/ P = (I^2) R (i cant remember from where i read that for ......

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高中物理教材內容討論:關於電功率的問題

日期：2024-09-28

電磁標題:關於電功率的問題. 1:好奇小子榮譽點數2點(大學理工科系)張貼:2004-05-26 11:51:25:地點台灣台北. P=IV,P=I2R,P=V2/R 不是都相同ㄇ，為甚麼有些題目用 ......

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Electrostatics: What power equations to use? - Physics Forums

日期：2024-09-22

I was wondering what the different power equations are used for... P=IV, P=I2R, and P=V2/R I was solving for power loss and I noticed that ......

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When to use P=I^2R, P=VI, P=V^2/R? - Physics Forums

日期：2024-09-25

Then you can use P=IV. You can do the same for the second equation too. You can use anyone of these anytime. FaroukYasser said: ↑....

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Teaching Advanced Physics

日期：2024-09-23

It is worth spending 5 minutes deriving different versions of the equations, i.e. start from P = IV and V = IR and deduce P = I2R = V2/R. Work towards completing a ......

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P=v2/r or p=i2r.....help??? - Answers - Yahoo

日期：2024-09-22

2008年2月11日 - Both can be used, But if you wanna use the i2r, that circuit must have the ... P power, U potential difference at the ends of the circuits, R resistence. ... Which of these is in correct in ohms law P=V2/R P=IV P=12R P=IR?...

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