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 diffraction grating has 6000 lines per centimeter ruled o ;v,(+ 0jeydgjspen p7n i8 *jh2ttba b 181enwvet. What is the angular separation between the second and the third orders on the same side of the central order when the grating is i2a1wt vet8j h81 enbb*lluminated with 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
| 
