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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: - A solenoid of length l metre has self inductance L henry. If number of turns
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Topics: Wave Optics
(101)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A solenoid of length l metre has self inductance L henry. If number of turns
- A transformer of 100% efficiency has 200 turns in the primary coil and 40000 turns
- 3 persons are initially at the 3 corners of an equilateral triangle
- A potentiometer wire is 100cm long and a constant potential difference is maintained
- A spring has time period T. It is cut into n equal parts. The time period of each part
Topics: Wave Optics (101)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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