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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).
Related Questions: - The equations of motion of a projectile are given by x=36 t metre and 2y=96t-9.8t²
- The drift velocity does not depend upon
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Topics: Wave Optics
(101)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The equations of motion of a projectile are given by x=36 t metre and 2y=96t-9.8t²
- The drift velocity does not depend upon
- The phase difference between the flux linked with a coil rotating in a uniform
- The minimum wavelength of X-rays emitted by X-ray tube is 0.4125Å
- A wheel has angular acceleration of 3.0 rad/sec² and an initial angular speed
Topics: Wave Optics (101)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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