Physics, asked by kritika5874, 11 months ago

Why are the taking n and m as 4 and 5?

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Answered by harsh3374chauhan

1

Answer:

bcoz they are the distance from the center, of the fringes from on the screen and as they are 2 fringes so m and n can not be equal

bright fringe =( n x Landa x D) / d

dark = (n x lamda x D) / 2d

kritika5874: How to measure the distance of the fringes from the centre

harsh3374chauhan: edited in my answer

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