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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 spherical drop of capacitance 1μF is broken into eight drops of equal radius.
- In a double slit experiment, the two slits are 1mm apart and the screen is placed 1 m
- A rectangular copper coil is placed in a uniform magnetic field of induction 40 mT
- When 1 kg of ice at 0⁰C melts to water at 0⁰C, the resulting change in its entropy
- A transistor is operated in common emitter configuration at constant collector
Topics: Wave Optics (101)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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