Physics · Wave Optics
Consider a light beam incident from air to a glass slab at Brewster's angle. A polaroid is placed in the path of the reflected ray and rotated about an axis passing through its centre and perpendicular to its plane. Which of the following statements describes the observed intensity?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1The intensity of light as seen through the polaroid shall go through a minimum for four orientations of the polaroid.
- 2The intensity of light as seen through the polaroid shall go through a m inimum value of zero for two orientations of the polaroid.✓
- 3The intensity of light as seen through the polaroid shall be independent of the rotation.
- 4For a particular orientation there shall be complete darkness as observed through the polaroid.
Correct answer
The intensity of light as seen through the polaroid shall go through a m inimum value of zero for two orientations of the polaroid.
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