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Q: Why the outer most fringes formed in Fresnel's bi prism experiment where you have to find the wavelength of sodium light are so fine and centre most fringes are almost faint or blurred?
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What happens when a silver plate is used in newton's rings experiment?

fringes will shift because path differnce of wavelength/2 will remove.


What is the discovery of Thomas Young about light?

thomas young carried out his (double slit experiment) where he discussed the interference of light waves using monochromatic light . the 2 slits act as 2 coherent sources which emit light with same amplitude frequency . interference fringes appear due to superposition of light . this experiment is also used to determine the wavelength of monochromatic light. from the relation y=wavelength*distance between 2 slits /distance between the 2 slits and the screen where the fringes appear . where y is the distance between 2 successive bright or dark fringes.


The mirror of Michelson interferometer is moved a length equal to the wavelength of incident light Find the shift in fringes?

two fringes .... since each half a wavelength distance corresponds to a fringe change!


Why do you get circular fringes in fabry perot experiment?

In michelson interferometer the mirros are perpendicular and because of our eye viewed direction and angle theta the fringes are circular


Why are the fringes called non localized?

When the reflected ray of resulting interference is parallel by which fringes formed at infinity then this type of fringes is known as non localised fringes


What does fringes mean?

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When was The Fringes of the Fleet created?

The Fringes of the Fleet was created in 1916.


Why is an extended source used in newtons ring experiment?

extende source is required to get nearly parallel rays of light


How can you use the word fringes in a sentence?

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Why interference fringes are parallel in this experiment?

Let's think together for a moment. It won't hurt:If I were to ask you: "What is this man's name ?", you would naturally want tohave a look at the man I'm talking about.Similarly, and in just the same way as well, when you ask me "Why interferencefringes are parallel in this experiment ?", would you not expect that I naturallywant to have a look at the experiment ? And yet you give me not a glance, norany word that describes the experiment ? Oh how cold and cruel !


Is the fresnel biprism experiment better than young's double slit experiment?

yes,because in fresnel biprism the fringe width can be increased so that the dark and bright fringes can be seen clearly by naked eyes..but there is no such problem in fresnel biprism.. in young's double slit experiment, the pattern is the superposition of interference and diffraction. but in fresnel biprism it is purely interference pattern.