Re: Young's experiment question



In article <477c707.0505041548.4c28e86c@xxxxxxxxxxxxxxxxxx>,
wellboy2@xxxxxx (wb) wrote:

> Hy!
>
> I have a problem with one question about Young's experiment.
> I'm aware this is not really apropriate place to ask but I'm in a hurry
> so if anybody knows help me!
>
> Don't know how to solve this :
>
> In Young's experiment with 2 slits and monochromatic light
> ( L=500nm )we have result with many maximums.
> In same experiment we put a thin transparent material (with n=1.6 )
> behind one slit. Then zero maximum is at the same place where 15th
> maximum in 1st experiment was.
> Find the thickness of transparent material.
>
>
> Now, I know this material somehow changes the waves that go through
> but i don't know how - is the phase different ?
> Or this material just translates the wave?
> If so, for given angle I can calculate the translation, but what angle?
> Please help!
>
> wellboy2@xxxxxx
>
> Michael

Not a bad homework question. When's it due? I guess it's too late for
you to learn the subject.
.



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