Monday, 2 July 2018

Diffraction of light and separation of its colors


When the wave fronts of light pass through a barrier that has many slits, different wavelengths appear at different angles. What I don't understand is that why is it when the angle changes so does the wavelength (the color) of light,,?




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Understanding Stagnation point in pitot fluid

What is stagnation point in fluid mechanics. At the open end of the pitot tube the velocity of the fluid becomes zero.But that should result...