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photoelectric effects(4)
2011-12-10 7:17 am
回答 (1)
2011-12-10 8:38 am
✔ 最佳答案
(a) The voltage at which zero current occurs is -5 v. Hence, the most energetic electron has kinetic energy of 5 eV.(b) Reduce the light intensity to half.
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原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20111209000051KK00933