Physics for IGCSE & O level - Rays And Waves (Section 2 - No. 10)
In the context of waves, what does 'refraction' mean?
The bending of a wave as it passes from one medium to another.
The splitting of a wave into its component colors.
The bouncing back of a wave from a surface.
The spreading out of a wave after it passes through an opening.
ব্যাখ্যা
Refraction is the bending of a wave as it passes from one medium to another.