wave-optics

Related Questions

• Light of wavelength $\lambda$ = 5000 Å falls normally on a narrow slit. A screen placed at a distance of 1 m from the slit and perpendicular to the direction of light. The first minima of the diffraction pattern is situated at 5 mm from the centre of central maximum. The width of the slit is

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• A polaroid is placed at 45o to an incoming light of intensity ${I_0}$. Now the intensity of light passing through polaroid after polarisation would be

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• Huygen’s principle of secondary wavelets may be used to

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• In a Young’s double-slit experiment the fringe width is 0.2 mm. If the wavelength of light used is increased by 10% and the separation between the slits is also increased by 10%, the fringe width will be

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• In Young's double slit experiment when wavelength used is 6000 Å and the screen is 40 cm from the slits, the fringes are 0.012 cm wide. What is the distance between the slits

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