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Two waves, whose intensities are 9,16 ar...

Two waves, whose intensities are 9,16 are made to interference. The ratio of maximum and minimum intensities in the interference pattern is -

A

`49:1`

B

`49:16`

C

`7:1`

D

`4:3`

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UNITED BOOK HOUSE-QUESTION PAPER 2019-EXAMPLE
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