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In free space, an electromagnetic wave of 3 \mathrm{GHz}  frequency strikes over the edge of an object of size \frac{\lambda}{100}, where \lambda is the wavelength of the wave in free space. The phenomenon, which happens there will be :
 

Option: 1

Reflection
 


Option: 2

Refraction
 


Option: 3

Diffraction
 


Option: 4

Scattering


Answers (1)

best_answer

\rightarrow The electromagnetic wave bending around sharp edges and spreading out of waves past small aperture is due to phenomenon diffraction
(Size of aperture is comparable to wavelength)

\rightarrow Scattering is the phenomenon in which wave or particle deviated tiny objects in the atmosphere

Therefore , The correct option is (4)

Posted by

Rakesh

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