wave-optics

Related Questions

• Monochromatic green light of wavelength $5 imes {10^{ - 7}}m$illuminates a pair of slits 1 mm apart. The separation of bright lines on the interference pattern formed on a screen 2 m away is

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• In a Young's double slit experiment, the fringe width will remain same, if (D = distance between screen and plane of slits, d = separation between two slits and $\lambda$ = wavelength of light used)

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• A star producing light of wavelength 6000 Å moves away from the earth with a speed of 5 km/sec. Due to Doppler effect the shift in wavelength will be $(c = 3 \times {10^8}m/\sec )$

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• Two coherent light sources S1 and S2 ($\lambda$= 6000 Å) are 1mm apart from each other. The screen is placed at a distance of 25 cm from the sources. The width of the fringes on the screen should be

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• In Young's double slit experiment, the phase difference between the light waves reaching third bright fringe from the central fringe will be ($\lambda$ =6000 Å )

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