Question: Light passes through a circular opening in an opaque barrier. When would geometric optics give a good approximation of what would be seen on a

Light passes through a circular opening in an opaque barrier. When would geometric optics give a good approximation of what would be seen on a screen beyond the barrier? Multiple choice question. When the diameter of the opening is large compared to the wavelength of the light When the diameter of the opening is not large compared to the wavelength of the light

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