When unpolarised light is incident on a ...

When unpolarised light is incident on a plane glass plate at Brewster’s angle, then which of the following statements is correct?

Reflected and refracted rays are completely polarised with their planes of polarisation parallel to each other

Reflected and refracted rays are completely polarised with their planes of polarisation perpendicular to each other

The reflected light is plane polarised but transmitted light is partially polarised annd are perpendicular to each other

the reflected light is partially polarised but refracted light is plane polarised.

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