R5.07-1A4
![](https://miyabisazanka.com/wp-content/uploads/2023/08/image-38.png)
R4.07-2A2
![](https://miyabisazanka.com/wp-content/uploads/2023/08/image-117.png)
R3.01-1A2
![](https://miyabisazanka.com/wp-content/uploads/2023/08/image-316.png)
解答
R5.07-1A4
5 NBS\(\sinωt\) dφ NBSω
ワンポイント解説
回転コイルの起電力
・直角コイル
\(NBS\cosωt \frac{dφ}{dt} NBSω\sinωt\)
・平行コイル
\(NBS\sinωt \frac{dφ}{dt} NBSω\cosωt\)
![](https://miyabisazanka.com/wp-content/uploads/2024/01/image-101.png)
![](https://miyabisazanka.com/wp-content/uploads/2023/08/image-38.png)
R4.07-2A2
4 NBS\(\cosωt\) \(\frac{dφ}{dt}\) NBSω\(\sinωt\)
![](https://miyabisazanka.com/wp-content/uploads/2023/08/image-117.png)
R3.01-1A2
2 NBS\(\cosωt\) \(\frac{dφ}{dt}\) NBSω\(\sinωt\)
![](https://miyabisazanka.com/wp-content/uploads/2023/08/image-316.png)
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