搜题

在没有像,没有光屏,不知道焦距的情况下,如何判断是虚像还是实像?

物理答案 2023-04-27

问题描述:

在没有像,没有光屏,不知道焦距的情况下,如何判断是虚像还是实像?


最佳答案:

画成像光路图,如果是实际光线会聚则是实象,如果是反向延长线交点则是虚象

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