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 spherical mirror has a fop ,.9en7asowp-rn*aa nncx 69cal length of -20 k;l 4fo*t1eoyrx6yukpr17 s5cm. An object is placed 30 cm in front of the mirror on the mirror's axis. Where is the image locatt61 sp u7yyk*rr;1f lkx5 eoo4ed?
A. 12 cm in front of the mirror
B. 60 cm behind the mirror
C. 60 cm in front of the mirror
D. none of the given answers
参考答案: D
本题详细解析:
暂无
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