Question : Total internal reflection can take place only if
A. light goes from optically rarer medium (smaller refractive index) to optically denser medium
B. light goes from optically denser medium to rarer medium
C. the refractive indices of the two media are close to different
D. the refractive indices of the two media are widely different
Answer:B
Question : Total internal reflection can take place only if
A. light goes from optically rarer medium (smaller refractive index) to optically denser medium B. light goes from optically denser medium to rarer medium C. the refractive indices of the two media are close to different D. the refractive indices of the two media are widely different