A Glass Plate with an Index of Refraction Is $1.57$ Is Immersed in an Oil Having a Refractive Index Of Is

Multiple Choice

A glass plate with an index of refraction is $1.57$ is immersed in an oil having a refractive index of $1.40$ . The surface of the glass is inclined at an angle of $54 ^ { \circ }$ with the vertical. A horizontal light ray in the glass strikes the interface. What is the angle that the refracted ray, in the oil, makes with the horizontal?

A) $11 ^ { \circ }$
B) $14 ^ { \circ }$
C) $8.3 ^ { \circ }$
D) $17 ^ { \circ }$
E) $5.6 ^ { \circ }$