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範例:光電效應與關係圖(二)

如右圖所示，兩金屬A、B的光電效應，電子最大動能Ek與頻率ν之函數關係圖如右圖，圖中a:b=2:5，則：(1)以4νA的光分別照在AB表面時，光電子的最大動能比EA：EB為何?(2)以3νA的光分別照在AB表面時，截止電壓之比VA：VB為何?(3)可產生光電效應的極限波長比。[雄中]


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By admin – 2010 年 05 月 14 日

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