According to the law of refraction (Snell’s law),
A. \(\frac{\sin \mathrm{i}}{\sin \mathrm{r}}=\mathrm{constant}\)
B. angle i = angle r
C. sin i = sin r
D. sin i > sin r
Answer:A
According to the law of refraction (Snell’s law),
A. \(\frac{\sin \mathrm{i}}{\sin \mathrm{r}}=\mathrm{constant}\) B. angle i = angle r C. sin i = sin r D. sin i > sin r