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Polarisation of light

A beam of unpolarised light of intensity I_{0} is passed throu

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Solving time: 3 mins

A beam of unpolarised light of intensity $I_{0}$ is passed through a polaroid $A$ and then through another polaroid $B$ which is oriented so that its principal plane makes an angle of $4 5^{\circ}$ relative to that of $A$ . The intensity of the emergent light is
(a) $I_{0}$
(b) $\frac{I _{0}}{2}$
(c) $\frac{I _{0}}{4}$
(d) $\frac{I _{0}}{8}$

Views: 5,523 students

Updated on: Mar 20, 2023

Book:

Arihant Physics JEE Main Chapterwise Solutions (2019-2002) (Arihant)

Exam:

JEE Mains 2013

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Harper Discussed

A beam of unpolarised light of intensity

I_{0}

is passed through a polaroid

A

and then through another polaroid

B

which is oriented so that its principal plane makes an angle of

4 5^{\circ}

relative to that of

A

. The intensity of the emergent light is
(a)

I_{0}

(b)

\frac{I _{0}}{2}

(c)

\frac{I _{0}}{4}

(d)

\frac{I _{0}}{8}

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Question Text	A beam of unpolarised light of intensity $I_{0}$ is passed through a polaroid $A$ and then through another polaroid $B$ which is oriented so that its principal plane makes an angle of $4 5^{\circ}$ relative to that of $A$ . The intensity of the emergent light is (a) $I_{0}$ (b) $\frac{I _{0}}{2}$ (c) $\frac{I _{0}}{4}$ (d) $\frac{I _{0}}{8}$
Updated On	Mar 20, 2023
Topic	Wave Optics
Subject	Physics
Class	Class 12
Answer Type	Text solution:1 Video solution: 3
Upvotes	479
Avg. Video Duration	7 min

Text solutionVerified

Filo tutor solutions (3)

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Filo tutor solutions (3)

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