wave-optics

Related Questions

• In Young's double slit experiment using sodium light ($\lambda$ = 5898 Å), 92 fringes are seen. If given colour ($\lambda$ = 5461 Å) is used, how many fringes will be seen

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• The light of wavelength 6328 Å is incident on a slit of width 0.2 mm perpendicularly, the angular width of central maxima will be

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• Which of following can not be polarised

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• In the spectrum of light of a luminous heavenly body the wavelength of a spectral line is measured to be 4747 Å while actual wavelength of the line is 4700 Å. The relative velocity of the heavenly body with respect to earth will be (velocity of light is $3 \times {10^8}m/s$)

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• A star moves away from earth at speed 0.8 c while emitting light of frequency $6 \times {10^{14}}Hz$. What frequency will be observed on the earth (in units of 1014 Hz) (c = speed of light)

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