Wave OpticsHard
Question
The ratio of intensities of two wave is 9 : 1. If they superimpose, the ratio of maximum to minimum intensity will be :
Options
A.3 : 1
B.4 : 9
C.4 : 1
D.1 : 9
Solution
[Here A1 & A2 are amplitudes]
Maximum amplitude = A1 + A2
Minimum amplitude = A1 - A2
[Intensity ∝ (amplitude)2]
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