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Questions  

The ratio of intensities of two waves is 25 : 1. They are producing interference pattern. The ratio of maximum and minimum intensities will be

a
10 : 8
b
9 : 4
c
4 : 1
d
2 : 1

detailed solution

Correct option is B

ImaxImin=I1I2+1I1I2−12=251+1251−12=94

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