Difference between revisions of "Dictionary:Faraday’s law of induction/zh-hans"

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(Created page with "法拉第电磁感应定律")
 
 
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{{DISPLAYTITLE:Dictionary:Faraday’s law of induction}}
 
{{DISPLAYTITLE:Dictionary:Faraday’s law of induction}}
{{#category_index:F|Faraday’s law of induction}}
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一根长度为<math>l</math>(米) 的导线已速度<math>v</math> (米每秒)切割一个磁场强度为 <math>B</math> (高斯)的磁场,产生的电压<math>\mathcal{E}</math>(伏)为:
The voltage <math>\mathcal{E}</math> (in volts) induced in a wire of length <math>l</math> (in meters) cutting a magnetic field of strength <math>B</math> (in gauss) at the velocity <math>v</math> (in m/s) is:
 
  
 
:<math> \mathcal{E} = Bvl = - \frac{d{\phi}}{d{t}},</math>
 
:<math> \mathcal{E} = Bvl = - \frac{d{\phi}}{d{t}},</math>
  
where <math>d{\phi}/d{t}</math> is the rate of cutting of lines of magnetic flux in maxwell per second and the minus is inserted because of [[Special:MyLanguage/Dictionary:Lenz&#x2019;s_law|Lenz&#x2019;s law]] (q.v.). In vector notation,
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<math>d{\phi}/d{t}</math>是切割磁通量数量的率(麦克斯韦每秒),相减项为伦兹定律.
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用矢量表示法
  
 
:<math> \mathcal{E} = \int (\mathbf{v} \times \mathbf{B}) \cdot dl</math>
 
:<math> \mathcal{E} = \int (\mathbf{v} \times \mathbf{B}) \cdot dl</math>

Latest revision as of 08:24, 10 November 2019

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Warning: Display title "Dictionary:Faraday&#x2019;s law of induction" overrides earlier display title "法拉第电磁感应定律". 一根长度为(米) 的导线已速度 (米每秒)切割一个磁场强度为 (高斯)的磁场,产生的电压(伏)为:

是切割磁通量数量的率(麦克斯韦每秒),相减项为伦兹定律. 用矢量表示法