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Home Questions DGXXPUMETM
Target Exam

CUET

Subject

Physics

Chapter

Wave Optics

Question:

The speed of propagation of light wave in a dispersive medium does NOT depend on the:

Options:

wave length of light

refractive index of the medium

intensity of light

frequency of light

Correct Answer:

intensity of light

Explanation:

The correct answer is Option (3) → intensity of light

The speed of light in a medium is independent of intensity of light. Intensity refers to the power per unit area, and it does not influence the propagation speed in dispersive medium.

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