विक्षेपण (dispersion) एवं विवर्तन (diffraction) में भेद बताइए।

Rainbow is formed due to (A) scattering and refraction (B) internal reflection and dispersion (C) reflection only (D) diffraction and dispersion

Dispersion Of Light (प्रकाश का वर्ण विक्षेपण)|Spectrum (वर्णक्रम)|Rainbow Formation(इंद्रधनुष का निर्माण)|Summary

Dispersion Of Light (प्रकाश का वर्ण विक्षेपण)|Spectrum (वर्णक्रम)|Rainbow Formation(इंद्रधनुष का निर्माण)|Summary

Light with wavelength lambda falls on a diffracting grating at right angles. Find the angular dispersion of the grating as a function of diffraction angle theta .