Question

Diffraction means ......
a) division of wavefront
b) bending of wavefront
c) effect arised due to limited wavefront not blocked by obstacle.
d) decrease in velocity of wavefront.
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Answer 1

Explanation:

the process by which a beam of light or other system of waves is spread out as a result of passing through a narrow aperture or across an edge, typically accompanied by interference between the wave forms produced.