In a double slit experiment with monochromatic light, fringes are obtained on a screen placed at some distance from the plane of slits. If the screen is moved by 5 × 10-2m towards the slits, the change in fringe width is 3 × 10-3cm. If the distance between the slits is 1mm, then the wavelength of the light will be_____________ nm.
In a double slit experiment with monochromatic light, fringes are obtained on a screen placed at some distance from the plane of slits. If the screen is moved by 5 × 10-2m towards the slits, the change in fringe width is 3 × 10-3cm. If the distance between the slits is 1mm, then the wavelength of the light will be_____________ nm.
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1 Answer
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According to Young’s double slit experiment, we can write
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