Ray optics is valid, when characteristic dimensions are [CBSE PMT 1994 – McqOptions

MCQOPTIONS

1.	Ray optics is valid, when characteristic dimensions are [CBSE PMT 1994; CPMT 2001]
A.	Of the same order as the wavelength of light
B.	Much smaller than the wavelength of light
C.	Of the order of one millimetre
D.	Much larger than the wavelength of light
Answer» E.

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