| 虹及二次虹的形成原理 |
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| 作者单位： | 嘉应学院物理系 广东梅州514015 |
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| 摘 要： | 本文由光的折、反射出发,通过求光的散射极值,得出彩虹在天空的高度,并分析二道彩虹、第三道彩虹、全虹出现的可能性及它们的位置。
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| 关 键 词： | 虹 二次虹 全虹 高度 位置 |
Principle of Rainbow and Second Rainbow |
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| Authors: | CHENG Mei-hua |
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| Abstract: | By using thy theory of refract and reflect and finding out extreme value of astigmatic-light,we got the height of rain-bow in the sky,and then analyze the possibility of appearance of second and third rain-bow and circled rain-bow and the position of them. |
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| Keywords: | rainbow Second Rainbow height position |
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