本题目来源于试卷: Physics Unit24: Wave Nature of Light，类别为 国际高中通用物理
[单选题]
A diffraction gratingw l lmty8a1rfs)gh; 57m 46-r.zpy ppa has 6000 lines per centimeter ruled on it. q5.t9 opq;f 52dpb2i wwavph:5e7k m o What is the angular separation between the second and the third orders on the same side of the central order when the grating is illuminated with5 eh mp9o2kwqaw.5:75 od 2q;fbtpvip a beam of light of wavelength 550 nm?
A. $20.5^{\circ}$
B. $30.5^{\circ}$
C. $40.5^{\circ}$
D. $50.5^{\circ}$
参考答案: C
本题详细解析:
暂无
| 
