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PYQs/Physics/Polarisation of Light

Physics2024easy

Polarisation of Light

An unpolarized light beam strikes a glass surface at Brewster’s angle. Then

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Polarisation of Light

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The intensity of transmitted light when a polaroid sheet, placed between two crossed polaroids at 22.5° from the polarization axis of one of the polaroids, is (I0 is the intensity of polarised light after passing through the first polaroid):

The Brewsters angle $i_{b}$ for an interface should be

Unpolarised light is incident from air on a plane surface of a material of refractive index ‘ $\mu$ ’. At a particular angle of incidence ‘i’, it is found that the reflected and refracted rays are perpendicular to each other. Which of the following options is correct for this situation ?

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