Physics
State two conditions necessary for total internal reflection to occur.
Related Questions
Explain the term critical angle with the aid of a labelled diagram.
Draw diagrams to illustrate critical angle and total internal reflection.
What is total internal reflection?
Figure below shows two rays A and B travelling from water to air. If the critical angle for water-air surface is 48°, complete the ray diagram showing the refracted rays for each. State conditions when the ray will suffer total internal reflection.
