Q10 of 31 Page 1

Find an expression for intensity of transmitted light when a Polaroid sheet is rotated between two crossed Polaroid. In which position of the Polaroid sheet will the transmitted intensity be maximum?

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Using Malus law, the intensity of light emerging from the middle of Polaroid C id given by:


Where, is the intensity of light falling on the middle of the Polaroid.



=


=


=



So, the transmitted intensity will be maximum when




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