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In YDSE, when the entire apparatus is im...

In YDSE, when the entire apparatus is immersed in water, what happens to fringe width ?

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To solve the problem regarding the change in fringe width when the entire Young's Double Slit Experiment (YDSE) apparatus is immersed in water, we can follow these steps: ### Step-by-Step Solution: 1. **Understanding Fringe Width**: The fringe width (β) in Young's double slit experiment is given by the formula: \[ \beta = \frac{\lambda D}{d} ...
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In Young's experiment , the fringe width of the fringes with light of wavelength 6000 Å is 2.0 mm . What will be the fringe width if the entire apparatus is immersed in a liquid of refractive index 1.33 ?

In a double-slit experiment the angular width of a fringe is found to be 0.2^(@) on a screen placed 1 m away. The wavelength of light used is 600 nm. What will be the angular width of the fringe if the entire experimental apparatus is immersed in water ? take refractive index of water to be (4)/(3) .

Knowledge Check

  • In young's double slit experiment the slits are illumated by light of wavelength 5890^(@) A and the distance between the fringes obtained on the screen is 0.2^(@) . If the whole apparatus is immersed in water then the angular fringe width will be, if the refractive index of water is 4//3

    A
    `0.30^(@)`
    B
    `0.15^(@)`
    C
    `15^(@)`
    D
    `30^(@)`

  • In Youngs 's double slit experiment, the fringe width obtained by using monochromatic light of wavelength 6000 Å is 2 mm. if the whole apparatus is immersed in water of R.I. 1.33, then the change in fringe width will be

    A
    1 mm
    B
    1.2 mm
    C
    1.5 mm
    D
    0.5 mm

  • Assertion (A) : If the whole apparatus of YDSE is immersed in a liquid, then the fringe width will decrease Reason (R ) : The wavelength of light in water is more than that of air.

    A
    A is true and R is true and R is the correct explanation of A.
    B
    A and R are true but R is not correct explanation of A
    C
    A is true, R is false
    D
    A is false, R is true.

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    In a double slit experiment the angular width of a fringe is found to be 0.2^(@) on a screen placed I m away. The wavelength of light used in 600 nm. What will be the angular width of the fringe if the entire experimental apparatus is immersed in water ? Take refractive index of water to be 4//3 .

    In Young's double-slit experiment, light of wavelength 400 nm is used to produce bright fringes of width 0.6 mm at a distance of 2 m. if whole apparatus is immersed in water of refractive index 4/3 , then fringe width will be

    In young's double slit experiment, the width of the fringes obtained with light of wavelength 6000 Å is 2nm. When will be the fringe width, if the entire apparatus is immersed in a liquid of refractive index 1.33 ?

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    In Young's experiment, the fringe width is 3 mm for a light of wavelength 6000Å . If the entire apparatus is dipped in water of R.I. 3/2 , then what is the change in fringe width?

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