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]
Consider two diffraction gratings/ *bwy4 yu9uej with the s(o m rz7 25zaehz+pp51nxcm z7 z8fw-jame slit separation, the only difference being that one grating has 3 slits and the other 4 slits. If both gratings are illuminated with a beam of the same +r8 7h1eoz5zc2p7jma (-z f5mxwzpznmonochromatic light, make a statement concerning the separation between the orders.
A. The grating with 3 slits produces the greater separation between orders.
B. The grating with 4 slits produces the greater separation between orders.
C. Both gratings produce the same separation between orders.
D. Both gratings produce the same separation between orders, but the orders are better defined with the 4-slit grating.
参考答案: D
本题详细解析:
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