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An unpolarised beam of intensity I is incident on a pair of nicols making an angle of 60° with each other. The intensity of light emerging from the pair is
Options
(a) I
(b) I / 2
(c) I / 4
(d) I / 8
Correct Answer:
I / 4
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Wave Optics
(101)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A mixture consists of two radioactive materials A₁ and A₂ with half lives of 20s
- A particle starting from the origin (0, 0) moves in a straight line in the (x, y) plane
- A planet moving along an elliptical orbit is closest to the sun at a distance of r₁
- The string of a pendulum is horizontal.The mass of bob attached to it is m
- Two balls are dropped from same height at 1 second interval of time.
Topics: Wave Optics (101)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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As we know
I=I0Cos2∅
I=I_o cos^2〖〖60〗^0 〗
I=I_o (1/4)