Q6 of 79 Page 379

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

When light is refracted into a medium, the wavelength and velocity decreases by a factor of . Hence, the frequency remains unchanged.

More from this chapter

All 79 →
4

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

 5

When light is refracted into a medium,

 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.

 8

Which of the following sources gives best monochromatic light?