a-) Explain in detail the reason why the center is dark in the enlightenment setup in...

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Physics

a-) Explain in detail the reason why the center is dark in theenlightenment setup in the Newton rings experiment.
b-) You want to determine the absorption coefficient. Draw theexperimental setup and explain why you use the elements.
c- ) You want to observe that light can be polarized. Draw theexperimental setup and explain why you use the elements.

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4.2 Ratings (790 Votes)

A in the Newtons rings experiment at the centre the thicknessof the film of air formed between glass plate and lens is zeroHence at the centre the geometrical path difference between theincident ray and the reflected ray from the glass plate becomeszero But as the reflection occurs path differenceofget introduced This path difference gives destructiveinterference at the centre Hence centre is dark in theenlightenment setup in the Newtons See Answer

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