Question:
Usually light of red colour is used to see the diffraction
Last updated: 6/21/2023
![Usually light of red colour is used to see the diffraction](https://media.kunduz.com/media/sug-question-candidate/20210714161724322420-2617783.jpg?h=512)
Usually light of red colour is used to see the diffraction pattern by single slit If green light issued in place of red li then diffraction pattern 1 will become more bright 3 will expand 2 will become contract 4 will not be seen