According to Snell’s law in optics, if a ray travels from dense media to rarer media, what would be its direction w.r.t the normal?
A. Towards
B. Away
C. Across
D. Beside
Answer:A
According to Snell’s law in optics, if a ray travels from dense media to rarer media, what would be its direction w.r.t the normal?
A. Towards B. Away C. Across D. Beside