NEET Physics Young's Double Slit Experiment MCQ Question
In Young's double slit experiment, the slits are 2 mm apart and are illuminated by photons of two wavelengths and . At what minimum distance from the common central bright fringe on the screen 2 m from the slit will a bright fringe from one interference pattern coincide with a bright fringe from the other?
4 mm
3 mm
8 mm
6 mm
Correct Answer
Detailed Explanation
The condition for coinciding bright fringes is given by the equation , where is the order of the fringe.
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