本题目来源于试卷: Physics Unit24: Wave Nature of Light，类别为 通用国际物理
[单选题]
A convex lens is placed on a flat glass plate and illu1 pzy v) ugrqn+o5-c;epg :yv4minated fro hi;h-7ge: rcssc 7l5pm above with monochromatic red light. When viewed from above, concentric banr 5lh;-se7 :sg pchc7ids of red and dark are observed. What does one observe at the exact center of the lens where the lens and the glass plate are in direct contact?
A. a bright red spot
B. a dark spot
C. a rainbow of color
D. a bright spot that is some color other than red
参考答案: B
本题详细解析:
暂无
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