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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 time period of a simple pendulum in a lift descending with constant acceleration g is
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Topics: Wave Optics
(101)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The time period of a simple pendulum in a lift descending with constant acceleration g is
- A short linear object of length L lies on the axis of a spherical mirror of focal
- The alternating current in a circuit is given by I=50 sin314t. The peak value
- which of the following statement is false for the properties of electromagnetic waves?
- A boat of anchor is rocked by waves whose crests are 100 m apart and velocity
Topics: Wave Optics (101)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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