wave-optics

Related Questions

• In the visible region of the spectrum the rotation of the place of polarization is given by $\theta = a + \frac{b}{{{\lambda ^2}}}$. The optical rotation produced by a particular material is found to be 30° per mm at $\lambda = 5000$Å and 50° per mm at $\lambda = 4000{\rm{{\AA}}}$. The value of constant a will be

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• A star is moving away from the earth with a velocity of 100 km/s. If the velocity of light is $3 \times {10^8}m/s$ then the shift of its spectral line of wavelength 5700 Å due to Doppler's effect will be

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• A calcite crystal is placed over a dot on a piece of paper and rotated, on seeing through the calcite one will be see

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• If we observe the single slit Fraunhofer diffraction with wavelength $\lambda$ and slit width e, the width of the central maxima is 2?. On decreasing the slit width for the same $\lambda$

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• If the sodium light in Young’s double slit experiment is replaced by red light, the fringe width will

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