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  • According to Bragy's law the relation between  and <img alt="d" src="https://entrancecorner.o

According to Bragy's law the relation between \lambda and d will be-

Option: 1

\lambda \geqslant 2 d


Option: 2

\lambda \leq 2 d


Option: 3

\lambda=2 d


Option: 4

\lambda=9


Answers (1)

best_answer

use Bragy's equation-

                2 d \sin \theta=n \lambda

let for n=1,

            2\: d\: \sin \theta= \lambda -------(1)

but , \sin \theta\leq 1 but equation will become

            2d\geq \lambda

          

 

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