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Physics
Ray optics is valid, when characteristic dimensions are
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Q. Ray optics is valid, when characteristic dimensions are
Punjab PMET
Punjab PMET 2009
Wave Optics
A
of the same order as the wavelength of light
B
much smaller than the wavelength of light
C
of the order of one millimeter
D
much larger than the wavelength of light
Solution:
Ray optics is valid when size of the objects is much larger than the order of wavelength of light.