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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
- The radius of orbit of a planet is two times that of the earth. The time period
- The ratio of radii of planets A and B is K₁ and ratio of accelerations
- Resistances n, each r Ω, when connected in parallel give an equivalent resistance
- If 10000 V is applied across an X-ray tube, what will be the ratio of de-Broglie
- In a Rutherford scattering experiment when a projectile of charge Z₁ and mass M₁
Topics: Wave Optics (101)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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