The tip of needle does not give sharp image.it is due to (options:interference, diffraction, polarization, refraction.)
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The tip of a needle does not give a sharp image, it is due to Diffraction.
Reason:
In this case size of object is equal to the order of wavelength , so light rays bend.
so correct option is Diffraction
Reason:
In this case size of object is equal to the order of wavelength , so light rays bend.
so correct option is Diffraction
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