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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 drum of radius R and mass M, rolls down without slipping along an inclined plane
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Topics: Wave Optics
(101)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A drum of radius R and mass M, rolls down without slipping along an inclined plane
- A black hole is an object whose gravitational field is so strong that even light
- On heating a ferromagnetic substance above curie temperature
- The momentum of a body is increased by 20%.The percentage increases in kinetic energy
- If the volume of a block of aluminium is decreased by 1%, the pressure
Topics: Wave Optics (101)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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