Physics Unit23: Light and Geometric Optics (id: 1a95046e1)

本题目来源于试卷: Physics Unit23: Light and Geometric Optics，类别为 国际高中通用物理

[单选题]
A convex lens has a son 1p-(u iwyx 2,qf ocgt,d5*focg .1v dzi47ltyal length $f$. An object is placed at $f$ on the axis. The image formed is located

A. at infinity.
B. between $2f$ and infinity.
C. at $2f$.
D. between $f$ and $2f$.


参考答案:  A


本题详细解析: 暂无

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