Electromagnetic Induction
2011-03-20 8:42 am
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What is the answer? Please explain in detail.
回答 (1)
2011-03-21 5:08 am
✔ 最佳答案
The answer is option CThe reason is apparent. When the switch was opened, the circuit broke in a relatively short time. The current thus decreased to zero within a short interval. This leads to a large rate of decrease of current.
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原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20110320000051KK00061