Q5 of 79 Page 379

When light is refracted into a medium,

When light is refracted into a medium, the wavelength and velocity decreases by a factor of . But the frequency remains unchanged. Hence, option (C) is correct.

More from this chapter

All 79 →
3

The equation of a light, wave is written as λ = A sin (kx - ωt). Here, y represents

 4

Which of the following properties show that light is a transverse wave?

 6

When light is refracted, which of the following does not change?

 7

The amplitude modulated (AM) radio wave bends appreciably round the corners of a 1 m × 1 m board but the frequency modulated (FM) wave only negligibly bends. If the average wavelengths of AM and FM waves are λa and λf.