When a ray of light enters from one medi

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Target Exam

CUET

Subject

Physics

Chapter

Ray Optics

Question:

When a ray of light enters from one medium to another, then which of the following does not change?

Options:

Frequency

Wavelength

Speed

Amplitude

Correct Answer:

Frequency

Explanation:

Only frequency of ray of light does not change when it propagates from one medium to another.