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An unpolarised beam of intensity I₀ falls on a polaroid. The intensity of the emergent light is
Options
(a) I₀/4
(b) zero
(c) I₀/2
(d) I₀
Correct Answer:
I₀/2
Explanation:
When unpolarised beam of light of intensity I₀ passes through a polaroid, the intensity of the emergent light is (I₀ / 2).
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Topics: Wave Optics
(101)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A leaf which contains only green pigments is illuminated by a laser light
- A heavy stone hanging from a massless string of length 15 m is projected
- In the spectrum of hydrogen, the ratio of the longest wavelength in the Lyman series
- In a photoelectric effect experiment, the slope of the graph between the stopping
- A black body is heated from 27° C to 127° C. The ratio of their energies of radiations
Topics: Wave Optics (101)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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