Questions
A polaroid examines two adjacent plane polarized beams A and B whose planes of polarization are mutually perpendicular. In the first position of the analyzer, beam B shows zero intensity. From this position a rotation of 30o shows that the two beams have same intensity. The ratio of intensities of the two beams IA and IB will be
detailed solution
Correct option is A
Ia cos2300=Ib cos2600IaIb=cos2600cos2300=1434=13Talk to our academic expert!
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