Q In YDSE, the phase difference between two coherent sources is π3 and constant What is the intensity - Physics - Wave Optics

Question

Q In YDSE, the phase difference between two coherent sources is
π 3 and constant What is the intensity at a point which is at
equal distance from the sources ?( l o is maximum intensity)

Pintu B. · Accepted Answer

Dear Student ,

I=2a2(1+cosδ)I0=4a2   as δ=0for δ=π/3Therefore I=2a2×32=3a2⇒I=3×I04=3I04
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Q. In YDSE, the phase difference between two coherent sources is π 3 and constant. What is the intensity at a point which is at equal distance from the sources ?( l o is maximum intensity)

Q. In YDSE, the phase difference between two coherent sources is $\frac{π}{3}$ and constant. What is the intensity at a point which is at equal distance from the sources ?( $l_{o}$ is maximum intensity)