Home Physics Wave Optics Karnataka - CET Previous Year Question When light propagates through a given homoge…
Physics Wave Optics Karnataka - CET Previous Year Question MCQ (Single Correct)

When light propagates through a given homogeneous medium, the velocities of

A
primary wave front are larger than those of secondary wavelets.
B
primary wave fronts are lesser than those of secondary wavelets.
C
primary wave fronts are greater than or equal to those of secondary wavelets.
D
primary wave front and wavelets are equal.

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Text Solution

Verified by Experts
The correct answer is:
D

: According to the Huygens' principle, the velocities of secondary wavelets and primary wave fronts are equal to the speed of light.

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