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Grade 12Wave Optics

Q). The ratio of intensities at minima to maxima in the interference pattern is 9:25 . What will be the ratio of the widths of the two slits in the youngs double slit experiment?
(a)8:1 (b)16:1 (c)4:1 (d)9:1
Q). The angle between polariser and analyser is 30 degrees. The ratio of intensity of incident light and transmitted by the analyser is
(a)3:4 (b)4:3 © (3)^1\2:2 (d) 2:(3)^1\2

Profile image of sushrutha
8 Years agoGrade 12
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1 Answer

Profile image of Khimraj
ApprovedApproved Tutor Answer8 Years ago
Q 2)
Ratio of incident and transmitted light is given by cos2\Theta
So answer is 3:4.
Hope it clears..........................