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In the interference of the Waves from the two sources of intensity I' and 4I' the intensity at the point where the phase difference is π

In the interference of the Waves from the two sources of intensity I' and 4I'   the intensity at the point where the phase difference is π

Grade:11

1 Answers

Arun
25750 Points
5 years ago
Dear student
 
Resultant intensity will be 
 
I = sqrt (I(1)² + I(2)² + 2 I (1) I(2) cos theta)
 
As theta = pi
 
Hence
 
I = I(1) + I(2)
 
I resultant= 5I

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