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What is fringe width?...

What is fringe width?

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The distance between two consecutive bright fringe or two consecutive dark fringes is known as fringe width.
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A thin glass plate is introduced in front of one of the double slits. What will happen to the fringe width?

Calculate the fringe width of the interference pattern. Given wavelength of light used =678 nm, distance between the slits =0.35 mm, distance between the screen and the double slit = 1 m.

In Young's experiement the width of the fringes obtained with light of wavelength 6000Å is 2mm . Calculate the fringe width if the entire apparatus is immersed in a liquid of refractive index 1.33 . Data : lambda=6000Å=6xx10^(-7)m , beta=2mm=2xx10^(-3)m mu=1.33 , beta=?

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If the distance between the double slit and the screen is doubled and width of the double slit is halved then what will be the new fringe width.

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SUBHASH PUBLICATION-WAVE OPTICS-NUMERICALS WITH SOLUTIONS
  1. What is fringe width?

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  2. In young's double slit experiment using a source of light of wavelengt...

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  3. In young's double slit experiment , two slits 0.18 mm apart illuminate...

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  4. In young's double slit experiment, the total width of 10 fringes is ob...

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  5. In young's double slit experiment, distance between the slits is 1mm. ...

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  6. Calculate the distance between the centers of 4^(th) and 7^(th) bright...

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  7. Light of wavelength 6000 overset(@)A is used to obtain interference fr...

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  8. Calculate the fringe width of the interference pattern. Given waveleng...

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  9. A beam of light consisting of two wavelengths 500 nm and 400 nm is use...

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  10. Two towers on top of the two hills are 40 km part. The line joining th...

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  11. A parallel beam of light of wavelength 500nm falls on a narrow slit an...

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  12. The diameter of the objective of a telescope is 1.2m. Ig the wavelengt...

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  13. Calculate the resolving power of a telescope whose limit of resolution...

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  14. In an experiment with a microscope, light of wave length 4240 overset(...

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  15. Calculate the resolving power of a microscope, whose limit of resoluti...

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  16. The semi vertical angle subtended by two points of an object at the ob...

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  17. If the limit of resolution of the eye is 1' of an arc then calculate i...

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  18. A telescope of aperture 0.02 m is used to focus the two head lamps 1.2...

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  19. A telescope of aperture 0.15 m is used to view two heavenly separated ...

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  20. The angular width of central maximum is 0.1^@ If the width of the sing...

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  21. Calculate the angular width of 2^(nd) secondary maximum and fourth dar...

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