Question 1
根据法拉第电磁感应定律,感应电动势的大小与下列哪项有关?
- A磁通量的大小
- B磁通量的变化量
- C磁通量的变化率
- D磁感应强度的大小
Answer: C. 磁通量的变化率
根据法拉第电磁感应定律,E = N rac{\Delta \Phi}{\Delta t},感应电动势的大小直接与磁通量的变化率(即随时间变化的快慢)成正比。
UEC Senior 3 · Physics
高三Physics · 电磁感应 (Electromagnetic Induction)
电磁感应 (Electromagnetic Induction) is part of the UEC Senior 3 Physics syllabus. Practice the MCQs here to sharpen your exam technique — each question comes with a worked explanation.
Free sample questions
Question 1
Answer: C. 磁通量的变化率
Question 2
Answer: A. $BLv$
Question 3
Answer: B. 方向的判定
Question 4
Answer: B. $8 \text{V}$
Question 5
Answer: D. 感应电流的磁场总是阻碍引起感应电流的磁通量的变化
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