Solve
-The Angle of Reflection $\theta$ Of a Ray from Air to a Medium of Index

Multiple Choice

Solve.
-The angle of reflection $\theta$ of a ray from air to a medium of index $n$ is given by Snell's Law to be $\sin \theta = 1 / n$ . Find $\theta$ if $n = 9 / 8$ .

A) $1.6 ^ { \circ }$
B) $62.7 ^ { \circ }$
C) $117.3 ^ { \circ }$
D) $27.3 ^ { \circ }$