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In Youngs double slit experiment why central point has bright band.

In Youngs double slit experiment why central point has bright band.

Grade:11

2 Answers

nagendra yedida
35 Points
10 years ago

The distance between two slits is equal from the middle point which leads to zero path difference between two rays from slits which is a multiple of n*lamda. So constructive interference is occured at that place, gives bright band.

Raj
19 Points
10 years ago

The central fringe is bright with monochromatic light whereas it is achromatic (white) with white
light.

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