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Byju's Answer
Standard XII
Physics
Huygens' Principle
Ray optics ho...
Question

Ray optics holds good when characteristic dimensions are

A
Of the same order as the wavelength of light
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B
Much smaller than the wavelength of light
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C
Of the order of one millimetre
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D
Much larger than the wavelength of light
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Solution

The correct option is D Much larger than the wavelength of light
Ray optics holds good when characteristic dimensions are much larger than the wavelength of light.

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