Practicing Success

Target Exam

CUET

Subject

Physics

Chapter

Electromagnetic Waves

Question:

An electromagnetic radiation of frequency v, wavelength λ, travelling with velocity c in air, enters a glass slab of refractive index μ. The frequency of light in the glass slab will be which of the following?

Options:

v/μ

v

v/2

2v/μ

Correct Answer:

v

Explanation:

The frequency of the wave remains the same when it travels from one medium to another.