題目列表(包括答案和解析)
A.以OO′為轉軸時,感應電動勢e=Bl
B.以O1O1′為轉軸時,感應電動勢e=Bl
C.以OO′為轉軸時,感應電動勢e=Bl
D.以OO′為轉軸跟以ab為轉軸一樣,感應電動勢e=Bl)?
圖
圖3-2-17
A.以OO′為轉軸時,感應電動勢e=Bl1l2ωsinωt
B.以O1O1′為轉軸時,感應電動勢e=Bl1l2ωsinωt
C.以OO′為轉軸時,感應電動勢e=Bl1l2ωcosωt
D.以OO′為轉軸跟以ab為轉軸一樣,感應電動勢e=Bl1l2ωsin(ωt+)
A.以OO′為轉軸時,感應電動勢e=Bl1l2ωsinωt | ||
B.以O1O1′為轉軸時,感應電動勢e=Bl1l2ωsinωt | ||
C.以OO′為轉軸時,感應電動勢e=Bl1l2ωcosωt | ||
D.以OO′為轉軸或以ab為轉軸時時,感應電動勢e=Bl1l2ωsin(ωt+
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