本题目来源于试卷: Physics Unit25: Optical Instruments，类别为 通用国际物理
[单选题]
Consider the image forbq5axjbvic65 t1/q;(t d ef.tmed by a refracting telescope. Supposm6 or;0.,8fcu r-it6nnkgz afe an opaque screen is placed in frogm8 znu6ok,.6t0f f a;rnric-nt of the lower half of the objective lens. What effect will this have?
A. The top half of the image will be blacked out.
B. The lower half of the image will be blacked out.
C. The entire image will be blacked out, since the entire lens is needed to form an image.
D. The image will appear as it would if the objective were not blocked, but it will be dimmer.
E. There will be no noticeable difference in the appearance of the image with the objective partially blocked or not.
参考答案: D
本题详细解析:
暂无
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