When Light Goes from a Material with a Lower Index

Multiple Choice

When light goes from a material with a lower index of refraction n₁ into a material with a higher index of refraction n₂ with an angle of incidence of 30.0°, which of the following is true?

A) the angle of refraction is more than 30.0° and total internal reflection is not possible
B) the angle of refraction is less than 30.0° and total internal reflection is not possible
C) the angle of refraction is more than 30.0° and total internal reflection may occur
D) the angle of refraction is less than 30.0° and total internal reflection may occur