The Wave Nature of Light (id: 57308046c)

本题目来源于试卷: The Wave Nature of Light，类别为 通用国际物理

[填空题]
How many lines per cen3g h,yc1by.x d79 v1jwn8f+t 74hgeiq 4 ktpzntimeter does a grating have if the third-k8.b*tk htykqy .b 46torder occurs at an 18..t8 khtt yyk*b.4k q6b0$^{\circ}\,$ angle for 630-nm light?    $ \times10^{3 }\,lines/cm$

参考答案: 1.64±2%


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