For light incident from the air onto a slab of refractive index 2. the maximum possible angle of refraction is,
A. 30°
B. 45
C. 60°
D. 90°
Answer:A
For light incident from the air onto a slab of refractive index 2. the maximum possible angle of refraction is,
A. 30° B. 45 C. 60° D. 90°