Is this the right formula to use?

  • Thread starter linuxux
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  • #1
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Homework Statement


Not sure which equation to use?

600nm light falls on a single slit of width 0.015mm. What is the angular width of the central maximum?

Homework Equations



[tex]\Delta\theta = 2\left(\frac{\lambda}{slit width}\right)[/tex]

is that the right equation to use?
 
Last edited:

Answers and Replies

  • #2
Doc Al
Mentor
45,051
1,364
Looks good to me. But to gain confidence, you should understand how it is derived.
 

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