Target Exam

CUET

Subject

Physics

Chapter

Electromagnetic Waves

Question:

When light travels from one medium to another medium of different refractive index, then the wave will have change in its:

Options:

Frequency, wavelength and velocity

Frequency and wavelength only

Frequency and velocity only

Wavelength and velocity only

Correct Answer:

Wavelength and velocity only

Explanation:

The correct answer is Option (4) → Wavelength and velocity only

When light passes from one medium to another of different refractive index:

• Frequency remains unchanged.

• Wavelength changes.

• Velocity changes.

Correct option: Wavelength and velocity only