Pop Quiz

送交者: 我是西尔斯于 2009-04-14, 03:15:17:

回答: 肤浅了解由克己明德于 2009-04-14, 02:58:42:

In the figure above, the intensity of the polarized light to the right is roughly ____ that of the natural light to the left
a. 1/pi
b. 1/4
c. 1/inf
d. 1/2

所有跟贴:

unless the polarizing lens is defined, - sohu (45 bytes) 2009-04-14, 09:11:55 (313838)
自然光经过偏振镜变成偏振光，强度是原强度的一半 (无内容) - 克己明德 (0 bytes) 2009-04-14, 04:10:58 (313802)
- Amsel, how is getting rid of half of the intensity gonna damage the eye? - 我是西尔斯 (79 bytes) 2009-04-14, 04:22:40 (313805)
  - 伤害眼睛本来就是个昏昏式的问题，何况我后面就说了，这个不可能是真的。 - Amsel (43 bytes) 2009-04-14, 04:40:47 (313809)

加跟贴