Optics Question 550
Question: Plane polarized light is passed through a polaroid. On viewing through the polaroid we find that when the polaroid is given one complete rotation about the direction of the light, one of the following is observed
[MNR 1993]
Options:
A) The intensity of light gradually decreases to zero and remains at zero
B) The intensity of light gradually increases to a maximum and remains at maximum
C) There is no change in intensity
D) The intensity of light is twice maximum and twice zero
Show Answer
Answer:
Correct Answer: D
Solution:
The intensity of light is twice maximum and twice zero