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Physics
If a source is at infinity, then wavefronts reaching to observer are
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Q. If a source is at infinity, then wavefronts reaching to observer are
Wave Optics
A
cylindrical
13%
B
spherical
22%
C
plane
56%
D
conical
9%
Solution:
Rays reaching from a source at infinity are parallel and when we draw a surface perpendicular to each ray, we get a plane wavefront.