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



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