The diagram shows light passing from air into glass.
Air Glass
NOT TO SCALE
60° 30°
normal
The glass has a refractive index of 1.5.
What is the angle of refraction in the glass?
A 19°
B 22°
C 35°
D 49°
6. Light enters a glass block at an angle of incidence of 46°.
The light refracts at an angle of refraction of 26°.
What is the refractive index of the glass?
A 0.57
B 0.61
C 1.64
D 1.77