JEE Main & Advanced
Physics
Wave Optics / तरंग प्रकाशिकी
Question Bank
Self Evaluation Test - Wave Optics
question_answer
Two beams of light having intensities I and 4I interfere to produce a fringe pattern on a screen. The phase difference between the beams is\[\pi /2\] at point A and n at point B. Then the difference between the resultant intensities at\[\pi \] and B is