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Standard XII

Physics

Polaroids at an Angle

A polaroid is...

Question

A polaroid is placed at 45^o to an incoming light of intensity I₀. Now the intensity of light passing through polaroid after polarisation would be

I₀

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I₀/ 2

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I₀/ 4

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Zero

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Solution

The correct option is B
I₀/ 2

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Similar questions

A polaroid is placed at 45° to an incoming light of intensity I_o. Now the intensity of light passing through the poloroid after polarisation would be:

A polaroid is placed at 45^o to an incoming light of intensity I₀. Now the intensity of light passing through polaroid after polarisation would be

Q. A Polaroid is placed at

45^{0}

to an incoming light of intensity

I_{0}

. Now the intensity of light passing through Polaroid after polarization would be

Q. Two polaroids

A

and

B

are placed with their polaroid axes

30^{\circ}

to each other as shown in the figure. A plane polarised light passes through the polaroid

A

and after passing through it, intensity of light becomes

I_{0}

. What is the intensity of finally transmitted light after passing through the polaroid

B

Q. A beam of unpolarized 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

45^{\circ}

relative to that of

A

.The intensity of the emergent light is

\frac{I_{0}}{x},

Find the value of

x .

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A polaroid is placed at 45o to an incoming light of intensity I0. Now the intensity of light passing through polaroid after polarisation would be

The correct option is B I0 / 2

A polaroid is placed at 45^o to an incoming light of intensity I₀. Now the intensity of light passing through polaroid after polarisation would be

The correct option is B
I₀/ 2