Question text
22 A ray of light in glass is incident on the surface at an angle c. The angle c is the critical angle. Which diagram shows what happens to the light? A B C D air air air air glass glass glass glass c c c c
22 A ray of light in glass is incident on the surface at an angle c. The angle c is the critical angle.
Which diagram shows what happens to the light?
A B C D
air air air air
glass glass glass glass
c c c c
Select your answer: