Teaching NVS PGT 2024 Test Series Physics Dual Nature: Photon and Matter Waves Photoelectric Effect and Wave Theory of Light
The two light beams having intensities I and 9I interfere to produce a fringe pattern on a screen. The phase difference between the beams is π/2 at point P and π at point Q. Then the difference between the resultant intensities at P and Q will be :
1
2I
2
6I
3
5I
4
7I