Physics Unit23: Light and Geometric Optics (id: 06c973e49)

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]
An object is 14 cm in front of a convex mirror. The image is fpda j 8n t*+ e7f 6qlss:wxppo 961c)i+bhm.w5.8 cm bdp )* i2)mf8jgji8 ablehind the mirror. What is the focal length8pi)b2a)il8jmg*dfj of the mirror?

A. -4.1 cm
B. -8.2 cm
C. -9.9 cm
D. -20 cm


参考答案:  C


本题详细解析: 暂无

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