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10.Wave Optics
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Figure, shows wave fronts in still water moving in the direction of the arrow towards the interface $PQ$ between a shallow region and a deep(denser) region. Which of the lines shown may represent one of the wave fronts in the deep region?
A
$I$
B
$II$
C
$III$
D
$IV$
Solution
In deep region wave bend towards normal and wavefront is perpendicular to wavefront.
Standard 12
Physics
