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Problem
1 : 4 Two monochromatic light beams of intensity 16 and 9 units are interfering. The ratio of intensities of bright and dark parts of the resultant pattern is : [JEE(Main) 2014, Online] (1)
4
3
\frac{4}{3}
3
4
(2)
49
1
\frac{49}{1}
1
49
(3)
16
9
\frac{16}{9}
9
16
(4)
7
1
\frac{7}{1}
1
7
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