大学MOOC Optics(Sun Yat-sen University)1461342169 最新慕课完整章节测试答案
1. Introduction
Problems 1
1、单选题：
The wavelength of light waves of the same frequency propagating in a homogeneous isotropic media is ______ that in a vacuum.
选项：
A: longer than
B: shorter than
C: the same as
D: impossible to determine
答案: 【 shorter than】
2、多选题：
____ is the quantity that characterizes the time periodicity of light waves.
选项：
A: Period
B: Frequency
C: Initial phase
D: Wavelength
答案: 【 Period;
Frequency】
3、多选题：
What are the conditions under which total reflection occurs when light is propagated from an optically denser medium into one which is optically less dense?
选项：
A: The incident angle is larger than the critical angle.
B: The incident angle is smaller than the critical angle.
C: The incident angle is equal to the critical angle.
D: The incident light is polarized light.
答案: 【 The incident angle is larger than the critical angle.;
The incident angle is equal to the critical angle.】
4、多选题：
Consider light reflecting and refracting on the surface between two homogeneous isotropic media, which of the following statements are correct?
选项：
A: The incident and reflected rays lie in the same plane.
B: The reflected and refracted rays don’t lie in the same plane.
C: The normal of the plane-of-incidence and that of the plane-of-reflection are parallel.
D: The refracted and reflected rays lie in the same plane.
答案: 【 The incident and reflected rays lie in the same plane.;
The normal of the plane-of-incidence and that of the plane-of-reflection are parallel.;
The refracted and reflected rays lie in the same plane.】
5、判断题：
Light wave is a transverse wave.
选项：
A: 正确
B: 错误
答案: 【 正确】
6、判断题：
The spectral luminous efficiency functions for photopic vision and scotopic vision are the same.
选项：
A: 正确
B: 错误
答案: 【 错误】
2. Geometrical Optics
Problems 2
1、单选题：
The principal focus in a coaxial spherical optical system can be defined as following.
选项：
A: A pair of conjugate points on the optical axis which have a transverse magnification of unity.
B: A pair of conjugate points on the optical axis which have a relative angular magnification of unity.
C: A pair of conjugate points on the optical axis which have a longitude magnification of unity.
D: The conjugate points corresponding to the axial object points at infinity.
答案: 【